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Drilldown: Medicines
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Choose a table:
Medicines (732)
Medicines
> onset:
LDL lowering at 2 weeks, max by 4 weeks
&
bioavailability:
~17% (oral; food slightly reduces absorption)'"`UNIQ--ref-000003D6-QINU`"'
Use the filters below to narrow your results.
generic:
Pravastatin (1)
brand:
Pravachol (1)
classes:
[[:Category:Lipid-lowering_agents|Lipid-lowering agent]] (1)
·
[[:Category:Statins|Statin]] (1)
mechanism:
'"`UNIQ--vote-000003D1-QINU`"' SLCO1B1 polymorphism affects exposure but is most clinically actionable for simvastatin'"`UNIQ--ref-000003D2-QINU`"'. (1)
uses:
'"`UNIQ--vote-000003D3-QINU`"', '"`UNIQ--vote-000003D4-QINU`"' (1)
starting dose:
40 mg PO once daily (10-20 mg in elderly, hepatic impairment, or strong drug interactions) (1)
preparations:
10 mg, 20 mg, 40 mg, 80 mg tablets (1)
fda max:
80 mg/d (1)
routes:
Oral (1)
onset:
(Click arrow to add another value)
None
·
Hours
·
30-60 minutes
·
1-2 hours
·
~30 min
· LDL lowering at 2 weeks, max by 4 weeks ·
~1 hour
·
15-30 minutes
·
15–30 min
·
1–2 h
·
30–60 min
·
Antidepressant effect emerges over 1-2 weeks
·
BP and symptomatic LUTS improvement within 1-2 weeks
·
BP effect within 1-2 weeks
·
Clinical improvement within 24-72 hours
·
Days
·
Motor improvement over days at therapeutic dose
·
Over weeks
·
Postprandial glucose effect within days; HbA1c by 12 weeks
·
Sleep effect from first dose; antidepressant effect over 1-4 weeks
Other values:
'''Anxiolytic effect emerges over 2-4 weeks'''; buspirone does NOT work for acute anxiety, which is the central teaching point and the most common cause of treatment failure
1 hour PO; minutes IV
1-2 hours (oral)
1-2 hours (slower than immediate-release amphetamine because activation requires enzymatic cleavage in red blood cells)
1-2 hours PO
1-2 hours for migraine relief
1-2 weeks for antidepressant effect; smoking-cessation effect builds over the first 1-2 weeks
1-2 weeks for neuropathic pain and anxiolytic effect; anticonvulsant effect at therapeutic plasma level
1-3 days
1-3 hours (slower onset than cetirizine; symptom relief somewhat less)
10 minutes (SC); 15-30 minutes (nasal); 30-60 minutes (oral)
10-30 minutes
10-30 minutes (IR)
15 minutes
15-20 minutes
15-30 minutes (oral)
15-30 minutes (oral); 1-2 minutes (IV)
15-60 minutes (oral); 1-5 minutes (IV); 4-10 minutes (rectal or intranasal)
15–30 min (fasting)
1–2 h (PO), immediate (IV)
1–2 h (PO); immediate (IV)
1–2 weeks for muscle effects; preventive migraine benefit accrues over 12-week cycles
2-3 hours per dose; full acid suppression after 3-5 days
20 minutes (oral); 5 minutes (IV)
20-45 min subjective onset; psilocin formation from psilocybin requires intestinal and hepatic alkaline phosphatase
20-60 minutes
20–60 min (oral)
30 min
30 minutes
30 minutes (IM); 30-60 minutes (oral)
30 minutes PO; minutes IV
30 minutes for migraine relief
30-60 min (IR oral); 2-3 days to steady state (transdermal patch)
30-60 min (immediate-release); 1-2 h (extended-release)
30-60 min (sedation); days to weeks (neuroleptic effect)
30-60 minutes (IR)
30-60 minutes (PO)
30-60 minutes (immediate-release oral)
30-60 minutes (oral)
30-60 minutes (oral); 5 minutes (IV); 15-30 minutes (IM)
30-60 minutes (oral); rapid relief in acute gout
30-60 minutes (oral); slower for topical
30–60 min (PO)
30–60 min (SL)
30–60 minutes
30–90 min
4-6 weeks for full antidepressant effect (claimed earlier onset for some patients due to 5HT1A partial agonism)
45-75 min (oral)
5-10 minutes (IV); 30 minutes (oral IR); slower for ER and rectal
<1 minute (IV); 1-2 minutes (infiltration); 30+ minutes (patch on adult skin, faster on thinner pediatric skin)
ADHD effect emerges over 1-2 weeks (slower than psychostimulants); full effect 4-6 weeks
ADHD symptom improvement reported within 1-2 weeks (faster than atomoxetine which takes 4-6 weeks)
AF conversion within hours of single PO dose
Acid suppression within hours; full effect after 3-5 days of dosing
Acute: minutes (IV); chronic: bone effect over months
Amyloid PET clearance within months; cognitive benefit over 18 months
Analgesia within 30 minutes; full anti-inflammatory effect over days
Analgesia within hours; anti-inflammatory effect over days
Analgesic effect within hours; full anti-inflammatory effect over 1-2 weeks
Anti-inflammatory effect within 24 hours of gout flare onset; loses effectiveness if delayed
Anticoagulant effect at 24-72 hours; full INR effect 5-7 days
Anticonvulsant effect emerges with slow titration over weeks; tremor effect over weeks
Anticonvulsant effect within days at therapeutic level; migraine prophylaxis effect emerges over 2-3 months
Anticonvulsant effect within days at therapeutic plasma level
Anticonvulsant effect within days at therapeutic plasma level; rapid titration possible
Anticonvulsant effect within days; mood-stabilizing effect 1-3 weeks
Anticonvulsant effect within days; trigeminal neuralgia relief 24-72 hours; mood-stabilizing effect over weeks
Antidepressant effect emerges over 1-2 weeks; full clinical effect 4-6 weeks
Antidepressant effect over 1-2 weeks; anxiolytic effect over 4-6 weeks
Antidepressant effect over 1-2 weeks; full clinical effect 4-6 weeks
Antidepressant effect within hours of infusion start; sustained at 30 days
Antiepileptic effect within days at therapeutic level; mood-stabilizing effect emerges over weeks
Antihypertensive effect within 1 week; heart-failure mortality benefit accrues over months of titration
Antiplatelet effect within 2 hours of a loading dose; steady-state at 5-7 days of maintenance dosing
Antiplatelet effect within 30 minutes of loading dose (faster than clopidogrel)
Antiplatelet effect within 30-60 minutes; analgesic effect 30-60 minutes
Antipsychotic effect over weeks
Anxiolysis classically 3-4 weeks, continuing improvement to 8-12 weeks
Appetite suppression within hours; weight loss over weeks-months
BP effect 1 hour; max at 4-6 hours
BP effect 1-2 hours; max at 6 hours
BP effect 1-2 weeks; antihypertensive peak 3-6 weeks
BP effect 1-2 weeks; max at 2-3 weeks
BP effect 2 hours; max at 4-6 weeks
BP effect within 24 hours; full effect at 1-2 weeks (long half-life)
BP effect within hours (oral); 5-10 minutes (IV)
BP effect within hours (oral); IOP reduction within 30 minutes, full effect 1-2 weeks (ophthalmic)
BP effect within hours; full effect over 1-2 weeks
BP lowering within 1 hour; max at 6 hours
BP lowering within 1 hour; max effect at 6 hours
BPH symptom improvement at 3-6 months; prostate volume reduction over 6-12 months; hair regrowth at 6-12 months
Benefit over weeks of dosing
Biochemical improvement within 2-4 weeks; full euthyroid state 6-12 weeks
Bone marker reduction within weeks; BMD improvement at 1-3 years; fracture-risk reduction documented at 3-5 years
Bowel movement within 1 week; abdominal pain improvement over weeks
Bronchodilation 15-30 minutes
Bronchodilation 30 minutes; steady-state at 1-2 weeks
Bronchodilation within 1-2 hours; full controller effect 1-2 weeks
Caries reduction over months to years of consistent use
Clinical and mycologic cure follows the full course; nail clearance over months of regrowth
Cognitive effect emerges gradually over weeks to months; ceiling effect at the therapeutic dose
Cognitive effect emerges gradually over weeks to months; symptomatic effect only
Component effects accumulate over weeks
Constipation: 1-3 days; bowel prep: 1-3 hours after starting
Constipation: 24-48 hours; HE: ammonia reduction within hours of stool production
Contraception within 48 hours of starting (POP); endometrial effects days
Contraceptive within 24 hours if given in first 5 days of cycle; otherwise backup for 7 days
Day 3 of dosing in trials; sustained through day 45
Days for calcium effect; weeks for PTH suppression
Days for dermatophyte clearance; nail clearance over months
Days for immunosuppressive effect
Days for symptom improvement in scurvy
Days to weeks for tissue saturation
Days to weeks to raise 25(OH)D; clinical effect on bone over months
Diuresis at 2 hours; antihypertensive effect within days, max at 3-4 weeks
Diuresis at 2-3 hours; BP effect over weeks
Effect demonstrated within 24 hours in some patients
Effects accumulate over weeks; assess at 8 weeks
Estrogen suppression within days; clinical effect over months
First bowel movement within 1-2 hours
Glucose lowering within days; HbA1c effect at 8-12 weeks
Glycemic effect within days; full weight effect over months'"`UNIQ--ref-00000301-QINU`"'
Glycemic effect within days; near-maximal HbA1c effect by 4 weeks at any given dose'"`UNIQ--ref-00000057-QINU`"'
Glycemic effect within days; weight effect over weeks to months'"`UNIQ--ref-00000188-QINU`"'
Glycemic effect within days;<sup class="pcp-cn" title="This claim needs a citation.">[[[Pharmacopedia:Citation needed|citation needed]]]</sup> full weight effect over months'"`UNIQ--ref-00000250-QINU`"'
Glycemic effect within hours (Byetta); weeks (Bydureon, extended-release microsphere)'"`UNIQ--ref-000000EA-QINU`"'
Glycosuria within hours; HbA1c effect at 12 weeks; CV/renal benefits over months
Glycosuria within hours; HbA1c effect at 12 weeks; cardiovascular and renal benefits over months
Gradual; full clinical effect over 2-4 weeks of titration
HbA1c effect at 12-16 weeks (slower than other classes)
Headache relief at 30-60 minutes
Hematologic response within days
Hours (PO); IV faster but rate-limited
Hours (faster than T4); peak biologic activity 24-48 hours
Hours (systemic); minutes (ophthalmic)
Hours (transdermal); days (IM esters)
Hours to days
Hours to days for inflammation; substantial improvement within 1 week
IM: 5-10 minutes; IV: seconds; nebulized: 5-10 minutes
IOP lowering at 1 hour; max at 2-3 hours
IOP lowering at 2 hours; max at 4 hours
IOP lowering at 3-4 hours; maximum at 8-12 hours
IOP lowering at 4 hours, maximum at 8-12 hours; eyelash effect after 2 months
IR 20 minutes; ER ~6 hours
IR: 30–60 min; XR: 1–2 h to peak effect
IV pulse: hours; PO: hours; intra-articular: days
IV/IM 1-3 minutes; PO 30-60 minutes
IV: 1-3 minutes (SVT termination); PO IR: 30-60 minutes; ER: hours
IV: 3-7 minutes (rate control); PO IR: 30-60 minutes; ER: hours
IV: 5 minutes; PO: 30-60 minutes
IV: 5-20 minutes; PO: 30-60 minutes
IV: minutes; IM benzathine: depot levels last weeks
IV: minutes; oral: weeks to load
Immediate (IV)
Immediate (IV); within minutes (oral antacid)
Immediate intravascular expansion
Inhaled: 5-15 minutes; PO: 30 minutes
Inhaled: bronchial effect 1-2 weeks; nasal: symptom relief 12-24 hours; topical: hours
Inhaled: bronchial effect 1-2 weeks; oral GI effect 1-2 weeks
Intranasal: symptom relief 12-24 hours; inhaled: bronchial effect 1-2 weeks
LDL lowering at 1 week, max by 4 weeks
LDL lowering at 2 weeks, max by 4 weeks; cardiovascular benefit months to years
LDL lowering within 2 weeks
LDL reduction ~50-60% from baseline at 1-2 weeks
Lipid changes 4-8 weeks
Migraine effect after 1-3 months of daily use
Minutes
Modest appetite suppression within weeks; weight loss over months
Mood improvement at 1-3 weeks; full effect 4-6 weeks
Mood: 2–4 weeks. Pain: often within 1–2 weeks.
Mucosal protection within hours; ulcer healing over 2-4 weeks
Natriuresis at 2-3 days; endocrine effects (gynecomastia, antiandrogen action) over weeks
Neuroleptic effect emerges over days to weeks
Neuroleptic effect emerges over days to weeks; activation symptoms (akathisia, insomnia) often within days
Neuropathic pain and fibromyalgia effect emerges over 1-2 weeks
OCD effect over 1-2 weeks initial, with full effect typically 6-12 weeks; among the slowest SSRIs for OCD response
Onset of preventive effect over weeks; some patients respond after first dose
Oral: hours; IV: minutes
PBA episode reduction within 1-2 weeks
PET Aβ reduction over months
PO 1 hour; IV 10 minutes
PO 1–2 h; IM 30–60 min; IV 5–20 min
PO 30-60 minutes; IV minutes
PO 6-12 hours; PR 15-60 minutes
PO: 30-60 minutes; IV: minutes
Pain and migraine prophylaxis effect 1-4 weeks; antidepressant effect 4-6 weeks
Pain relief reported within 15 min in trials
Peak anticoagulant effect 2-4 hours
Peak anticoagulant effect 3-4 hours
Peak plasma at 1-2 hours; clinical effect within 24-72 hours
Prostate volume reduction over 6-12 months
Rapid (within 1 week in trials)
Reticulocyte response at 3-5 days; neurologic recovery weeks to months (and may be incomplete if longstanding)
Reticulocyte response at 7-10 days; hemoglobin rise of ~1 g/dL per 3 weeks
Rheumatologic effect at 4-8 weeks; ectopic resolution over 2-3 weeks
Rheumatologic effect at 6-12 weeks
SC: 5-15 minutes (Fiasp 2.5 minutes earlier on average)
SC: 5-15 minutes; ultra-rapid Lyumjev faster
SL/spray: 1-3 minutes; IV: minutes; patch: 30-60 minutes
SL: 2-5 minutes; PO mononitrate: 30-60 minutes
Seconds
Sedation from first dose; neuroleptic effect emerges over days to weeks
Sedation/dizziness within hours of oral dose; endometrial effects over days
Serum urate falls gradually over days to weeks; acute flare prevention requires colchicine cover during initiation
Significant antidepressant response by week 1 in trials (faster than monoaminergic antidepressants which take 4-6 weeks)
Sleep effect from first dose; analgesic and migraine-prophylaxis effect 1-4 weeks; antidepressant effect 4-6 weeks
Sleep effect within 30-60 minutes; antidepressant effect over 1-2 weeks
Slow, 2–6 h
Slowing of cognitive decline over 18 months (modest effect, ~27% relative slowing)
Smoked 2-5 min; insufflated 5-15 min; oral 30-60 min; IV / IM ~5-15 min
Symptom improvement within 1 week; peak effect at 4-6 weeks
Symptom improvement within 1-2 weeks
Symptom improvement within weeks
Symptom relief 1-4 days; full acid suppression after 3-5 days of dosing
Symptom relief within 24-48 hours
Symptom relief within 24-48 hours of starting episodic treatment
Symptom relief within 30 minutes
Symptom relief within 30-60 minutes
Symptom relief within days
Symptom shortening detectable within 24-48 hours of starting (small absolute benefit; ~1 day reduction in symptom duration)
Symptomatic effect within weeks; full response by 12-24 weeks
Symptomatic improvement 2-4 weeks
TSH normalization 4-8 weeks
TSH normalization 4-8 weeks; symptomatic improvement weeks to months
Topical hours; intra-articular days to weeks
Topical hours; oral days
Topical: inflammation, erythema, crusting at 2 weeks; complete response weeks to months after course
Topical: irritation within days; acne improvement 6-12 weeks; oral APL response within days
Triglyceride lowering at 2-4 weeks; max at 8 weeks
Triglyceride lowering at 4-8 weeks
Triglyceride lowering at 4-8 weeks; CV benefit emerges over months
Typical antidepressant 4-6 week onset
Urinary concentration adequate within hours
Vasomotor relief 2-4 weeks; bone density gains over months
Visible lightening at 4-12 weeks
Wake-promoting effect over weeks of titration
Weeks for psychosis/depression; AD agitation benefit emerges over weeks
Weeks for psychosis/mood efficacy
Weeks to raise 25(OH)D into reference range
Within 30 minutes (IR)
Within hours of first administration
Within minutes
~15 min (fastest of the PDE5 inhibitors)
~15–30 min
~20–40 min PO; faster sublingual/intranasal.
~30 minutes (oral)
~30-60 min
Search
duration:
24 hours (1)
halflife:
~2-3 hours (parent); pharmacodynamic effect 24 hours via target turnover'"`UNIQ--ref-000003D5-QINU`"' (1)
bioavailability:
(Click arrow to add another value)
None
·
100% (IV)
·
~100% from subcutaneous depot
·
~80% (oral)'"`UNIQ--ref-00000027-QINU`"'
·
70–90% (oral)
·
~100% (oral)'"`UNIQ--ref-0000001C-QINU`"'
·
~50% (oral)'"`UNIQ--ref-00000021-QINU`"'
·
~95%
·
'''Saturable''' via the LAT-1 amino-acid transporter, producing nonlinear pharmacokinetics: ~60% at 300 mg single dose, falling to ~35% at 1200 mg single dose'"`UNIQ--ref-0000002A-QINU`"'
·
10-20% (oral; reduced by food, calcium, antacids, PPIs, tea/coffee; enhanced by ascorbate)
·
100% (IV); essentially complete (oral)
·
100% (IV); rapidly neutralized by gastric acid (oral)
·
16-21% capsule, 25% suspension (oral; iron and antacids reduce absorption substantially)'"`UNIQ--ref-000009E5-QINU`"'
·
25 mg: ~29%; 50 mg: ~35%; food reduces absorption'"`UNIQ--ref-00000C4F-QINU`"'
·
30-40% (oral; increases with repeated dosing as gastric pH rises)'"`UNIQ--ref-000000DF-QINU`"'
·
40-45% (oral; not significantly affected by food)'"`UNIQ--ref-0000025C-QINU`"'
·
40-80% (oral); reduced by food, calcium, iron, PPIs, fiber; take fasting with water'"`UNIQ--ref-00000037-QINU`"'
·
42-58% (oral; dose-dependent)'"`UNIQ--ref-00000AEF-QINU`"'
·
50-60% (oral; decreased with food, but food given anyway for GI tolerance)'"`UNIQ--ref-00000019-QINU`"'
·
60-70% PO at low doses; saturable at high doses (parenteral routes preferred above 15-25 mg/week)'"`UNIQ--ref-000007C9-QINU`"'
Other values:
60-80% (oral)
60-80% (oral; not significantly affected by food)'"`UNIQ--ref-00000843-QINU`"'
64-90% (oral; not affected by food)'"`UNIQ--ref-00000079-QINU`"'
65-75% (oral)'"`UNIQ--ref-0000013F-QINU`"'
70-75% (oral)'"`UNIQ--ref-000007ED-QINU`"'
70-80% (oral)'"`UNIQ--ref-000002A4-QINU`"'
75-90% (oral; minimally affected by food)'"`UNIQ--ref-000001A2-QINU`"'
80-90% oral
90% (oral; food delays but does not reduce absorption)'"`UNIQ--ref-000004F3-QINU`"'
<0.1% systemic absorption (PEG 3350 is too large to absorb intact)
<1% (oral; further reduced by food, calcium, iron, antacids; hence the strict fasting/upright dosing rules)'"`UNIQ--ref-000006C4-QINU`"'
<1% oral (extensive first-pass via CYP3A4); ~30% inhaled lung deposition'"`UNIQ--ref-000001DE-QINU`"'
<3% systemic absorption (the basis of the safety and mechanism)'"`UNIQ--ref-00000F5E-QINU`"'
<5% (extensive hepatic first-pass; food enhances absorption of IR, hence the evening-meal dosing)'"`UNIQ--ref-00000808-QINU`"'
<5% (extensive hepatic first-pass; statin pharmacology is hepatocellular, not systemic)'"`UNIQ--ref-0000017B-QINU`"'
<5% systemic absorption (this is the safety basis)'"`UNIQ--ref-00000DC3-QINU`"'
>90% (oral)'"`UNIQ--ref-0000001C-QINU`"'
>90% (oral; food slows absorption and reduces peaks, hence the post-meal dosing rule)'"`UNIQ--ref-000001BD-QINU`"'
>90% (oral; not affected by food or gastric pH — a major practical advantage over itraconazole)'"`UNIQ--ref-00000A48-QINU`"'
>90% (oral; not significantly affected by food)'"`UNIQ--ref-00001120-QINU`"'
Absolute bioavailability not precisely characterized; food modestly increases exposure
Acid-labile; not effective orally (oral form available outside US as penicillin G salts but penicillin V is preferred for oral use)'"`UNIQ--ref-0000141A-QINU`"'
Adequate (food-dependent, must take with fatty meal)
Adequate oral bioavailability
Adequate oral bioavailability with extended-release formulation
Buprenorphine ~30% SL; naloxone <10% SL (intentional, inactive sublingually, matters only if injected)
Butalbital well-absorbed; aspirin 50-75%; caffeine ~100%'"`UNIQ--ref-000015B8-QINU`"'
Butalbital well-absorbed; caffeine ~100%; acetaminophen 85-98%'"`UNIQ--ref-000015A0-QINU`"'
Carbonate ~30-40% (best with food and acid); citrate ~24% (absorbable without acid; preferred in achlorhydria, PPI use, post-bariatric)
Codeine ~60% (oral); acetaminophen 85-98%'"`UNIQ--ref-00001518-QINU`"'
Essentially zero systemic absorption from oral or topical routes — the topical-action-only profile is the basis of its safety'"`UNIQ--ref-00000D18-QINU`"'
High (oral)
High (oral); not significantly affected by food'"`UNIQ--ref-00000397-QINU`"'
High (oral)'"`UNIQ--ref-00000FB5-QINU`"'
High (oral)'"`UNIQ--ref-00001051-QINU`"'
High (oral)'"`UNIQ--ref-00001165-QINU`"'
High (oral)'"`UNIQ--ref-000012A0-QINU`"'
High (oral; absorption not affected by food)'"`UNIQ--ref-00000825-QINU`"'
High (oral; food enhances)'"`UNIQ--ref-00001039-QINU`"'
High (oral; food prolongs absorption modestly)'"`UNIQ--ref-00000622-QINU`"'
High (oral; not affected by food, but typically given with the morning meal)'"`UNIQ--ref-0000027D-QINU`"'
High (oral; not significantly affected by food)'"`UNIQ--ref-00000B65-QINU`"'
High with fat-containing meal; reduced in malabsorption
Highly formulation-dependent; the goal is colonic delivery with minimal systemic exposure'"`UNIQ--ref-00000BBF-QINU`"'
Highly route-dependent: SL bypasses first-pass; oral has extensive first-pass (used only for chronic ER preparations); transdermal predictable'"`UNIQ--ref-00000C10-QINU`"'
Highly salt-dependent: citrate ~25-30%; oxide ~4% (limited and causes osmotic diarrhea); chloride ~12%
Highly variable due to saturable first-pass metabolism'"`UNIQ--ref-0000002C-QINU`"'
IM/SC ~100%; oral negligible (extensive first-pass and gut metabolism — hence the no-oral route)'"`UNIQ--ref-00000E53-QINU`"'
IV/IM ~100%; inhaled: minimal systemic; oral: negligible (not used orally for systemic infection)'"`UNIQ--ref-000010B4-QINU`"'
Improved with food'"`UNIQ--ref-00000052-QINU`"'
Increased substantially via CYP2D6 inhibition'"`UNIQ--ref-00001584-QINU`"'
Increased with food (varies by formulation; the micronized and nanocrystal forms are less food-dependent)'"`UNIQ--ref-000004AE-QINU`"'
Inhaled lung deposition with minimal systemic absorption (the basis of the favorable safety profile vs systemic antimuscarinics)'"`UNIQ--ref-00000F7C-QINU`"'
Inhaled lung deposition ~20%; systemic absorption from lung ~33%; oral component negligible'"`UNIQ--ref-000009C1-QINU`"'
Intranasal ~40% systemic; ophthalmic minimal'"`UNIQ--ref-000013B7-QINU`"'
Intranasal: <1% systemic; inhaled lung deposition with extensive first-pass clearance'"`UNIQ--ref-00000F9D-QINU`"'
Limited but adequate; take with food
Local (intramuscular)
Local action; minimal systemic effect
Low systemic absorption (enteric coating delivers drug to colon)'"`UNIQ--ref-0000106C-QINU`"'
Mononitrate ~100% (no first-pass; the principal advantage over dinitrate); dinitrate ~20%'"`UNIQ--ref-00001462-QINU`"'
Naltrexone ~5% (oral, extensive first-pass to 6β-naltrexol); bupropion ER ~87%'"`UNIQ--ref-00001569-QINU`"'
Negligible (not absorbed)'"`UNIQ--ref-00000058-QINU`"'
Negligible systemic absorption'"`UNIQ--ref-0000119D-QINU`"'
Not characterized; oral dosing once daily
Not formally characterized for the combination
Not formally characterized in humans.
Not formally established
Not formally established (high SC)
Not formally established; oral once-daily adequate
Not well characterized
Not well characterized'"`UNIQ--ref-00000019-QINU`"'
Olanzapine 60% (oral); fluoxetine high (oral)'"`UNIQ--ref-0000154E-QINU`"'
Oral bioavailability of psilocin from administered psilocybin approximately 50%
Oral bioavailability suitable for daily dosing
Oral non-undecanoate has essentially zero bioavailability (hepatic first-pass)
Oral ~1-3% via passive diffusion at high doses (independent of intrinsic factor); IM/SC ~100%
Oral ~5% (extensive first-pass to estrone and conjugates); transdermal bypasses first-pass, giving more physiologic estradiol:estrone ratio'"`UNIQ--ref-000003BB-QINU`"'
Oral ~70%; depot IM provides sustained release over weeks'"`UNIQ--ref-0000101B-QINU`"'
Oral ~90%; depot IM essentially 100% over the dosing interval'"`UNIQ--ref-00000F21-QINU`"'
Oral: very low (extensive first-pass); micronization improves uptake somewhat. Vaginal: high local effect with lower systemic levels (first-uterine-pass concentration)'"`UNIQ--ref-00000727-QINU`"'
Oxycodone 60-87%; aspirin 50-75%'"`UNIQ--ref-000014FB-QINU`"'
Rapid absorption; absolute bioavailability not formally established
Reasonable (not formally established as a percentage)
SC ~47%–65%'"`UNIQ--ref-0000005A-QINU`"'
SC ~55%'"`UNIQ--ref-0000018B-QINU`"'
SC ~65%–75%<sup class="pcp-cn" title="This claim needs a citation.">[[[Pharmacopedia:Citation needed|citation needed]]]</sup>
SC ~80%<sup class="pcp-cn" title="This claim needs a citation.">[[[Pharmacopedia:Citation needed|citation needed]]]</sup>
SC ~89%<sup class="pcp-cn" title="This claim needs a citation.">[[[Pharmacopedia:Citation needed|citation needed]]]</sup> · Oral ~0.4–1% (SNAC-enhanced)'"`UNIQ--ref-00000254-QINU`"'
Sandimmune: highly variable (~30%); Neoral microemulsion: ~50%, less variable; '''Sandimmune and Neoral are NOT bioequivalent and not interchangeable''''"`UNIQ--ref-00000A92-QINU`"'
Substantially improved with high-fat meal; take with food'"`UNIQ--ref-000013D2-QINU`"'
Sumatriptan ~15% (oral; substantial first-pass); naproxen ~95%'"`UNIQ--ref-000015D2-QINU`"'
Tablet ~100% relative to oral solution; extensive first-pass metabolism
Topical with limited but measurable systemic absorption'"`UNIQ--ref-00001219-QINU`"'
Topical with measurable systemic absorption (small CA inhibition observed clinically with chronic use)'"`UNIQ--ref-00000B0B-QINU`"'
Topical with minimal systemic absorption'"`UNIQ--ref-000011DA-QINU`"'
Topical with minimal systemic absorption'"`UNIQ--ref-0000123A-QINU`"'
Topical with minimal systemic absorption'"`UNIQ--ref-00001288-QINU`"'
Topical with variable systemic absorption depending on body site, occlusion, and skin integrity; HPA-axis suppression is documented even with brief courses to large areas'"`UNIQ--ref-0000079F-QINU`"'
Topical/intranasal: high local, low systemic; intra-articular: local depot then systemic absorption'"`UNIQ--ref-00000667-QINU`"'
Topical/oral local action with minimal systemic absorption'"`UNIQ--ref-00001399-QINU`"'
Topical: local effect on enamel; systemic supplementation has high oral bioavailability with skeletal accumulation
Topical: minimal systemic absorption (oral systemic 5-FU not used due to poor and variable absorption)'"`UNIQ--ref-000011BF-QINU`"'
Topical: minimal systemic absorption with normal skin; oral: variable, induced metabolism with repeated dosing'"`UNIQ--ref-00000BA4-QINU`"'
Topical: minimal systemic; oral: pH-dependent, requires gastric acid'"`UNIQ--ref-00000889-QINU`"'
Topical: minimal systemic; troche: ~3% systemic'"`UNIQ--ref-00000F46-QINU`"'
Topical; clinically meaningful systemic absorption can produce systemic α2 effects (somnolence, hypotension), especially in children'"`UNIQ--ref-000010D2-QINU`"'
Topical; minimal systemic absorption'"`UNIQ--ref-00000418-QINU`"'
Topical; minimal systemic absorption'"`UNIQ--ref-00000A03-QINU`"'
Topical; minimal systemic absorption'"`UNIQ--ref-00000DA2-QINU`"'
Tramadol ~75% (oral); acetaminophen 85-98%'"`UNIQ--ref-00001531-QINU`"'
Variable (oral; rapidly conjugated to active glucuronide; food does not affect)'"`UNIQ--ref-00000451-QINU`"'
Variable; reduced by food, calcium, iron, PPIs'"`UNIQ--ref-00000037-QINU`"'
~0.3% (oral; extensive first-pass via CYP3A4 and P-glycoprotein-mediated efflux at the intestinal and blood-brain barriers limit systemic and CNS exposure at therapeutic doses)'"`UNIQ--ref-00000FD3-QINU`"'
~10% inhaled reaches systemic circulation; ~50% PO'"`UNIQ--ref-0000009A-QINU`"'
~100% (oral); highly (~90%) protein-bound, with non-linear binding above therapeutic levels (free fraction matters clinically in hypoalbuminemia)'"`UNIQ--ref-0000097D-QINU`"'
~100% (oral)'"`UNIQ--ref-0000001B-QINU`"'
~100% (oral)'"`UNIQ--ref-00000020-QINU`"'
~100% (oral)'"`UNIQ--ref-00000027-QINU`"'
~100% (oral)'"`UNIQ--ref-00000706-QINU`"'
~100% (oral, but oral use is limited to continuation from parenteral)'"`UNIQ--ref-00000021-QINU`"'
~100% (oral; absorption complete)'"`UNIQ--ref-0000126F-QINU`"'
~100% (oral; food delays absorption, hence pre-meal dosing for IR)'"`UNIQ--ref-000002DA-QINU`"'
~100% (oral; near-complete absorption)'"`UNIQ--ref-00000018-QINU`"'
~100% (oral; not significantly affected by food)'"`UNIQ--ref-00000493-QINU`"'
~100% both components
~100% from subcutaneous depot (by definition of the route)
~12% (extensive metabolizers); ~96% (poor metabolizers)
~14% (extensive hepatic first-pass)'"`UNIQ--ref-0000001C-QINU`"'
~14% (oral; substantial first-pass); ~97% (subcutaneous); ~17% (nasal)'"`UNIQ--ref-00000016-QINU`"'
~15% (extensive hepatic first-pass)
~15% (oral; highly variable due to extensive and variable first-pass metabolism)'"`UNIQ--ref-00000022-QINU`"'
~17% (oral; food slightly reduces absorption)'"`UNIQ--ref-000003D6-QINU`"'
~20% (oral; hydrophilic, minimal CYP metabolism, mostly excreted unchanged in bile)'"`UNIQ--ref-000000FD-QINU`"'
~20% (oral; valacyclovir prodrug raises this to ~55%)'"`UNIQ--ref-00000910-QINU`"'
~20-35% (oral; extensive first-pass via CYP3A4 with R/S enantiomer differences)'"`UNIQ--ref-00000A6C-QINU`"'
~22–25%
~25% (extensive hepatic first-pass)
~25% (high first-pass)
~25% (oral)'"`UNIQ--ref-00000019-QINU`"'
~25% (oral, with extensive first-pass)'"`UNIQ--ref-00000023-QINU`"'
~25% (oral; extensive first-pass)'"`UNIQ--ref-0000001B-QINU`"'
~25% (oral; food does not affect absorption)'"`UNIQ--ref-0000005A-QINU`"'
~25% (oral; food reduces absorption ~40%)'"`UNIQ--ref-000004CE-QINU`"'
~25-35% (extensive first-pass), increased by food which slows absorption and reduces orthostatic risk'"`UNIQ--ref-0000001C-QINU`"'
~25-40% (oral; extensive first-pass)'"`UNIQ--ref-00000021-QINU`"'
~25-50% (oral; substantial first-pass via NAT2 acetylation, phenotype-dependent)'"`UNIQ--ref-00000688-QINU`"'
~26% (oral; prodrug hydrolyzed by intestinal esterases to active olmesartan; not affected by food)'"`UNIQ--ref-0000056D-QINU`"'
~28% (oral; food slows but does not reduce absorption)'"`UNIQ--ref-00000C33-QINU`"'
~30% (high first-pass)
~30% (oral)'"`UNIQ--ref-00000021-QINU`"'
~30% (oral)'"`UNIQ--ref-0000117D-QINU`"'
~30-65% (oral; acid-labile, hence enteric-coated formulations; food affects absorption variably)'"`UNIQ--ref-00000D3F-QINU`"'
~33%
~33% (extensive first-pass via CYP2C9 and CYP3A4)'"`UNIQ--ref-000000BD-QINU`"'
~33% (oral; fruit juices including grapefruit, orange, and apple reduce absorption substantially via OATP1A2 inhibition — distinctive interaction not seen with most other H1s)'"`UNIQ--ref-00000CCD-QINU`"'
~33-55% (IR); reduced by food'"`UNIQ--ref-0000001B-QINU`"'
~35% (oral, extensive first-pass; not used orally for systemic effect); ~100% (IV)'"`UNIQ--ref-00000021-QINU`"'
~36% (oral)'"`UNIQ--ref-00000C93-QINU`"'
~37% (oral, as axetil prodrug; food modestly improves absorption)'"`UNIQ--ref-00000FFA-QINU`"'
~37% (oral; food does not affect)'"`UNIQ--ref-00000A23-QINU`"'
~37% (oral; food reduces absorption modestly)'"`UNIQ--ref-000003FD-QINU`"'
~38% (oral; non-acidic prodrug improves GI tolerability over many other NSAIDs)'"`UNIQ--ref-000011FA-QINU`"'
~4% (extensive first-pass metabolism)'"`UNIQ--ref-0000001E-QINU`"'
~40%
~40% (oral); food and formulation substantially alter the absorption profile'"`UNIQ--ref-0000001E-QINU`"'
~40% (oral; extensive first-pass via CYP3A4)'"`UNIQ--ref-00000643-QINU`"'
~40% (oral; food does not significantly affect)'"`UNIQ--ref-00000EB3-QINU`"'
~40-60% (oral, with significant first-pass)'"`UNIQ--ref-00000027-QINU`"'
~44%
~45% (oral)'"`UNIQ--ref-00000C73-QINU`"'
~45% (oral; substantially higher than sumatriptan's ~14%)'"`UNIQ--ref-00000013-QINU`"'
~45%'"`UNIQ--ref-00000027-QINU`"'
~48% intranasal
~5% intranasal
~5-20% (extensive first-pass), highly variable between individuals'"`UNIQ--ref-00000024-QINU`"'
~50%
~50% (highly variable)
~50% (oral); systemic absorption from ophthalmic application is clinically meaningful via nasolacrimal drainage'"`UNIQ--ref-0000001C-QINU`"'
~50% (oral)'"`UNIQ--ref-00000027-QINU`"'
~50% (oral)'"`UNIQ--ref-000002C5-QINU`"'
~50% (oral; highly variable)'"`UNIQ--ref-00000CB4-QINU`"'
~50% (oral; highly variable, 10-100%, hence the standard 1:2 IV-to-PO conversion)'"`UNIQ--ref-00000223-QINU`"'
~50% (oral; not significantly affected by food)'"`UNIQ--ref-000001FC-QINU`"'
~50% (oral; reduced by buffering and enteric coating but onset clinically similar)'"`UNIQ--ref-00000028-QINU`"'
~50% (oral; substantial first-pass)'"`UNIQ--ref-00000024-QINU`"'
~50% (variable, CYP2D6-dependent for analgesic effect).
~50% IR (extensive first-pass via CYP3A4); ER products release-rate-limited'"`UNIQ--ref-0000074E-QINU`"'
~50-60% (oral; food enhances)
~50-60% (oral; substantial first-pass metabolism)'"`UNIQ--ref-0000002A-QINU`"'
~53% (oral)'"`UNIQ--ref-00000024-QINU`"'
~55% (oral)'"`UNIQ--ref-00000016-QINU`"'
~55% bioavailability of acyclovir after valacyclovir oral (vs ~20% from oral acyclovir directly)'"`UNIQ--ref-000005D7-QINU`"'
~58% (extended-release); ~80% (immediate-release)'"`UNIQ--ref-00000021-QINU`"'
~6% IR oral (substantial first-pass to active N-desethyl metabolite, which contributes most of the antimuscarinic adverse effects); transdermal bypasses first-pass and is better tolerated'"`UNIQ--ref-000006E2-QINU`"'
~6-13% inhaled lung deposition; ~10% oral (Entocort EC; extensive first-pass via CYP3A4 — this is the basis of the favorable hepatic-targeted local-effect profile in IBD)'"`UNIQ--ref-000009A6-QINU`"'
~60%
~60% (oral); ~100% (IM)'"`UNIQ--ref-00000027-QINU`"'
~60% (oral)'"`UNIQ--ref-00000379-QINU`"'
~60% (oral)'"`UNIQ--ref-00000D5A-QINU`"'
~60% (oral; food does not affect absorption)'"`UNIQ--ref-00000B85-QINU`"'
~60% (oral; phenoxymethyl modification makes it acid-stable, unlike penicillin G which is destroyed by gastric acid)'"`UNIQ--ref-00000E77-QINU`"'
~60% (oral; substantially increased with high-fat meal)'"`UNIQ--ref-00001093-QINU`"'
~60% from subcutaneous depot (reduced by reversible albumin binding via the myristic acid side chain that also extends duration)'"`UNIQ--ref-00001375-QINU`"'
~60-87% (oral; high and more consistent than codeine or hydrocodone, making efficacy less CYP2D6-genotype-dependent)'"`UNIQ--ref-0000001E-QINU`"'
~60-87% oxycodone (high and predictable, less CYP-genotype-dependent than codeine or hydrocodone); 85-98% acetaminophen'"`UNIQ--ref-000014E3-QINU`"'
~60–70% (oral)
~62%
~63% (oral)'"`UNIQ--ref-00000532-QINU`"'
~63% (oral; extensive first-pass)'"`UNIQ--ref-00000015-QINU`"'
~64% (oral)'"`UNIQ--ref-00000016-QINU`"'
~64% (oral; not significantly affected by food)'"`UNIQ--ref-0000015F-QINU`"'
~64% from SC depot'"`UNIQ--ref-00001104-QINU`"'
~64-90% (oral; increases at higher doses and with multi-day dosing)'"`UNIQ--ref-000008E9-QINU`"'
~65% (oral)'"`UNIQ--ref-0000001E-QINU`"'
~65% (oral)'"`UNIQ--ref-00000784-QINU`"'
~65% (oral)'"`UNIQ--ref-00000AB1-QINU`"'
~65% (oral)'"`UNIQ--ref-000013F6-QINU`"'
~67% (oral)'"`UNIQ--ref-00000B26-QINU`"'
~70% (oral)'"`UNIQ--ref-0000001B-QINU`"'
~70% (oral)'"`UNIQ--ref-00000022-QINU`"'
~70% (oral)'"`UNIQ--ref-000008C5-QINU`"'
~70% (oral; bioavailability and absorption are improved with food)'"`UNIQ--ref-00000355-QINU`"'
~70% (oral; reduced by divalent cations — antacids, iron, calcium, dairy)'"`UNIQ--ref-00000939-QINU`"'
~70-85% (oral)'"`UNIQ--ref-00000027-QINU`"'
~70-90% at typical doses; saturable at high doses (>500 mg)
~72% (with food); much lower fasting (~36%)
~72% from SC depot'"`UNIQ--ref-00001480-QINU`"'
~72% oral; ~85% smoked'"`UNIQ--ref-00000066-QINU`"'
~75%
~75% (IR, rises with multi-dose administration due to saturable first-pass)'"`UNIQ--ref-0000001E-QINU`"'
~75% (oral, as the active carboxylate after hepatic esterase activation)'"`UNIQ--ref-00000E95-QINU`"'
~75% (oral; absorption improved with fat-containing meal)
~75% (oral; fat-soluble, absorption requires intact biliary/lipid digestion)'"`UNIQ--ref-00000331-QINU`"'
~75-85% (oral); ~60% (transdermal at steady state)'"`UNIQ--ref-00000027-QINU`"'
~75–90% (oral)
~77% (oral; not affected by food or antacids)'"`UNIQ--ref-0000011E-QINU`"'
~78% (oral; high-fat meal modestly reduces but is not clinically significant)'"`UNIQ--ref-00000553-QINU`"'
~80% (oral)'"`UNIQ--ref-0000001B-QINU`"'
~80% (oral)'"`UNIQ--ref-0000001E-QINU`"'
~80% (oral)'"`UNIQ--ref-00000029-QINU`"'
~80% (oral)'"`UNIQ--ref-00000310-QINU`"'
~80% (oral)'"`UNIQ--ref-00000BEC-QINU`"'
~80% (oral)'"`UNIQ--ref-00000E2C-QINU`"'
~80% (oral; predictable absorption — a substantive practical advantage over furosemide whose oral absorption is 10-100% variable)'"`UNIQ--ref-00000B47-QINU`"'
~80% (oral; reduced by significant first-pass)'"`UNIQ--ref-00000EFA-QINU`"'
~80-100% (oral)'"`UNIQ--ref-00000027-QINU`"'
~80-100% with food at 15-20 mg doses (10 mg dose: ~80% without food); '''must be taken with food''' at therapeutic doses'"`UNIQ--ref-00000514-QINU`"'
~80-95% (oral; more reliable than furosemide, comparable to torsemide)'"`UNIQ--ref-00000DE4-QINU`"'
~80-99% (oral)'"`UNIQ--ref-00000868-QINU`"'
~82%
~82% SC
~85-90% (oral; not significantly affected by food)'"`UNIQ--ref-00000955-QINU`"'
~85-98% (oral)'"`UNIQ--ref-000006A6-QINU`"'
~87% (oral)'"`UNIQ--ref-00000024-QINU`"'
~87% (oral)'"`UNIQ--ref-00000766-QINU`"'
~89% (oral)'"`UNIQ--ref-00000021-QINU`"'
~90% (low first-pass)
~90% (oral)'"`UNIQ--ref-00000018-QINU`"'
~90% (oral)'"`UNIQ--ref-00000024-QINU`"'
~90% (oral)'"`UNIQ--ref-00000027-QINU`"'
~90% (oral)'"`UNIQ--ref-00000DFF-QINU`"'
~90% (oral)'"`UNIQ--ref-00001140-QINU`"'
~90% (oral)'"`UNIQ--ref-00001443-QINU`"'
~90% (oral, low first-pass)'"`UNIQ--ref-0000001C-QINU`"'
~90% (oral; food increases absorption)'"`UNIQ--ref-000008A4-QINU`"'
~90% (oral; not affected by food but reduced by divalent cations)'"`UNIQ--ref-00000D83-QINU`"'
~93% (oral); ~90% (rectal)'"`UNIQ--ref-00000027-QINU`"'
~93% (oral)'"`UNIQ--ref-00000ED4-QINU`"'
~95% (oral)'"`UNIQ--ref-0000001F-QINU`"'
~95% (oral)'"`UNIQ--ref-0000002A-QINU`"'
~95% (oral)'"`UNIQ--ref-0000149E-QINU`"'
~95% (oral)'"`UNIQ--ref-000014C4-QINU`"'
~95% (oral; reduced by dairy, antacids, iron via divalent-cation chelation, though less than for tetracycline itself)'"`UNIQ--ref-0000047E-QINU`"'
~96% (oral)'"`UNIQ--ref-00000AD2-QINU`"'
~96% after red blood cell hydrolytic cleavage releases dextroamphetamine'"`UNIQ--ref-00000018-QINU`"'
~98% (oral)'"`UNIQ--ref-00000026-QINU`"'
~99% (caffeine)
~99% (oral)'"`UNIQ--ref-0000002A-QINU`"'
~99% (oral; matched 1:1 IV-to-PO conversion)'"`UNIQ--ref-00000CF6-QINU`"'
≥90% (linear pharmacokinetics, distinguishing it favorably from gabapentin's saturable LAT-1 absorption)'"`UNIQ--ref-00000027-QINU`"'
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pregnancy:
Previously Category X; FDA removed the blanket statin contraindication in pregnancy in 2021.<sup class="pcp-cn" title="This claim needs a citation.">[[[Pharmacopedia:Citation needed|citation needed]]]</sup> (1)
legal:
[[USLegal:Prescription only|Rx-only]] in US (1)
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Drilldown: Medicines
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& bioavailability:
~17% (oral; food slightly reduces absorption)'"`UNIQ--ref-000003D6-QINU`"' 
generic:
onset: (Click arrow to add another value)