Drilldown: Medicines

Calcium (carbonate, citrate, gluconate, chloride salts) (1) · Cyanocobalamin (vitamin B12) (1) · Ferrous sulfate (1) · Folic acid (folate, pteroylglutamic acid) (1) · Ivermectin (1) · Levetiracetam (1) · Magnesium (oxide, citrate, sulfate, hydroxide, gluconate, chloride salts) (1) · Oxcarbazepine (1)

Feosol, Fer-In-Sol, Slow Fe; mostly generic and OTC (1) · Folvite; mostly generic (1) · Keppra (IR), Keppra XR, Spritam (3D-printed orally disintegrating), Roweepra (1) · Mag-Ox, Slow-Mag, MagCitrate, Milk of Magnesia (hydroxide); IV sulfate generic (1) · Many OTC and Rx; Nascobal (intranasal); generic injection (1) · Stromectol (oral, generic), Sklice (lice, topical), Soolantra (rosacea, topical 1%) (1) · Trileptal (IR), Oxtellar XR (1) · Tums, Caltrate, Os-Cal, Citracal; many generics (1)

hydroxide)]] (1) · torsades)]] (1) · [[:Category:Antacids|Antacid (carbonate)]] (1) · [[:Category:Antacids|Antacid (hydroxide)]] (1) · [[:Category:Antiarrhythmics|Antiarrhythmic (IV sulfate (1) · [[:Category:Anticonvulsants|Anticonvulsant]] (2) · [[:Category:Antiparasitics|Antiparasitic]] (1) · [[:Category:B-vitamins|B-vitamin]] (2) · [[:Category:Calcium_supplements|Calcium supplement]] (1) · [[:Category:Electrolyte_replacements|Electrolyte replacement]] (2) · [[:Category:Hematinics|Hematinic]] (3) · [[:Category:Iron_supplements|Iron supplement]] (1) · [[:Category:Macrocyclic_lactones|Macrocyclic lactone (avermectin)]] (1) · [[:Category:Mood stabilizers|Mood stabilizer (off-label)]] (1) · [[:Category:Osmotic_laxatives|Osmotic laxative (citrate (1) · [[:Category:Sodium channel blockers|Sodium channel blocker]] (1) · [[:Category:SV2A ligands|Synaptic vesicle protein 2A (SV2A) ligand]] (1) · [[:Category:Vitamins|Vitamin]] (2)

None (7) · '"`UNIQ--vote-00001302-QINU`"' Renally cleared; accumulation in advanced CKD can produce neuromuscular and cardiac depression. Hypomagnesemia frequently co-exists with hypokalemia and is often the reason refractory potassium loss does not correct until magnesium is repleted. (1)

'"`UNIQ--vote-00000017-QINU`"', '"`UNIQ--vote-00000018-QINU`"', '"`UNIQ--vote-00000019-QINU`"' (1) · '"`UNIQ--vote-0000001B-QINU`"', '"`UNIQ--vote-0000001C-QINU`"', '"`UNIQ--vote-0000001D-QINU`"', '"`UNIQ--vote-0000001E-QINU`"' (1) · '"`UNIQ--vote-0000059A-QINU`"', '"`UNIQ--vote-0000059B-QINU`"' (1) · '"`UNIQ--vote-000005B3-QINU`"', '"`UNIQ--vote-000005B4-QINU`"', '"`UNIQ--vote-000005B5-QINU`"', '"`UNIQ--vote-000005B6-QINU`"' (1) · '"`UNIQ--vote-00000607-QINU`"', '"`UNIQ--vote-00000608-QINU`"', '"`UNIQ--vote-00000609-QINU`"', '"`UNIQ--vote-0000060A-QINU`"' (1) · '"`UNIQ--vote-0000108C-QINU`"', '"`UNIQ--vote-0000108D-QINU`"', '"`UNIQ--vote-0000108E-QINU`"', '"`UNIQ--vote-0000108F-QINU`"', '"`UNIQ--vote-00001090-QINU`"', '"`UNIQ--vote-00001091-QINU`"' (1) · '"`UNIQ--vote-000012B7-QINU`"', '"`UNIQ--vote-000012B8-QINU`"', '"`UNIQ--vote-000012B9-QINU`"', '"`UNIQ--vote-000012BA-QINU`"', '"`UNIQ--vote-000012BB-QINU`"' (1) · '"`UNIQ--vote-00001303-QINU`"', '"`UNIQ--vote-00001304-QINU`"', '"`UNIQ--vote-00001305-QINU`"', '"`UNIQ--vote-00001306-QINU`"', '"`UNIQ--vote-00001307-QINU`"', '"`UNIQ--vote-00001308-QINU`"', '"`UNIQ--vote-00001309-QINU`"' (1)

0.4 mg PO daily (general prevention); 0.8-1 mg/d in pregnancy; 4 mg/d for women with prior NTD-affected pregnancy; 1 mg/d during methotrexate therapy (1) · 325 mg PO daily to TID (=65 mg elemental iron/tablet); alternate-day dosing is now favored by hepcidin physiology for better absorption with less GI burden (1) · Adult monotherapy: 300 mg PO BID, titrate by 300 mg every 3 days. Pediatric: weight-based titration starting 8-10 mg/kg/day divided BID (1) · Adult: 500 mg PO BID, titrate by 1000 mg/day every 2 weeks. Pediatric: 10-20 mg/kg/day divided BID, weight-titrated (1) · Oral: 1000-1500 mg elemental calcium/day in divided doses for supplementation; IV gluconate 1 g (4.65 mEq) over 5-10 min for hyperkalemia or symptomatic hypocalcemia (1) · Replacement oxide 400-800 mg/d in divided doses (high diarrhea rate); citrate 200-400 mg/d (better tolerated, better absorbed); IV sulfate 1-2 g over 5-60 minutes for hypomagnesemia or torsades; eclampsia 4-6 g IV loading then 1-2 g/h (1) · Replacement: 1000 mcg IM daily for 1 week, then weekly for 4 weeks, then monthly; or 1000-2000 mcg PO daily (effective even in pernicious anemia via passive diffusion); intranasal 500 mcg weekly (1) · Strongyloides 200 mcg/kg PO single dose; scabies 200 mcg/kg PO repeated at 7-14 days; onchocerciasis 150 mcg/kg q6-12 months (1)

0.4, 0.8, 1 mg OTC; 1 mg Rx; 5 mg/mL injection (1) · 100, 250, 500, 1000, 5000 mcg tablets (OTC and Rx); 1000 mcg/mL injection; intranasal spray; sublingual (1) · 3 mg tablets (Stromectol); 0.5% topical lotion (Sklice); 1% topical cream (Soolantra) (1) · 325 mg tablets (65 mg elemental Fe); 220 mg/5 mL liquid (44 mg elemental Fe/5 mL); 142 mg/mL drops; OTC and Rx (1) · Carbonate 200, 400, 500, 600 mg elemental tablets and chewables; citrate 200, 250, 315 mg elemental; gluconate 1 g (94 mg elemental, 4.65 mEq) IV; chloride 1 g (270 mg elemental, 13.6 mEq) IV (1) · IR tablets 150, 300, 600 mg; oral suspension 60 mg/mL; XR tablets 150, 300, 600 mg (Oxtellar) (1) · IR tablets 250, 500, 750, 1000 mg; XR tablets 500, 750 mg; oral solution 100 mg/mL; injection 100 mg/mL; Spritam ODT 250, 500, 750, 1000 mg (1) · Oxide 400, 500 mg tablets (240, 300 mg elemental); citrate 100, 150, 200 mg tablets; hydroxide oral suspension 400 mg/5 mL; sulfate IV 500 mg/mL ampules (1)

1 mg/d typical Rx; higher in specific indications (1) · 2400 mg/day (adult) (1) · 3000 mg/day (1) · Indication-specific; renal clearance limits tolerable cumulative dosing (1) · No strict ceiling; water-soluble vitamin, low toxicity (1) · Single 200-400 mcg/kg per dose for systemic indications (1) · ~200 mg elemental iron/d typical practical limit (1) · ~2500 mg elemental/d combined diet + supplements (chronic; UL) (1)

IM (2) · intranasal (1) · intravenous (1) · IV (3) · IV (gluconate or chloride for acute use) (1) · Oral (8) · SC (2) · sublingual (1) · topical (1)

Acute: minutes (IV); chronic: bone effect over months (1) · Anticonvulsant effect within days at therapeutic plasma level (1) · Anticonvulsant effect within days at therapeutic plasma level; rapid titration possible (1) · Hematologic response within days (1) · Hours to days (1) · Oral: hours; IV: minutes (1) · Reticulocyte response at 3-5 days; neurologic recovery weeks to months (and may be incomplete if longstanding) (1) · Reticulocyte response at 7-10 days; hemoglobin rise of ~1 g/dL per 3 weeks (1)

None · 24 hours · 4-6 hours · 12 hours · 6-8 hours · Daily dosing · 8-12 hours · 12-24 hours · Hours · Hours per application · 24 hours (HS dosing) · 24 hours (once-daily dosing) · 24 h · N/A · N/A (replacement) · Variable · ~7-8 hours · 3-5 hours · 4-6 hours (IR); 24 hours (ER) · 6-12 hours

Other values:

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6-8 hours'"`UNIQ--ref-0000001F-QINU`"' (1) · N/A (incorporated into hemoglobin and tissue stores) (1) · Not meaningfully described (electrolyte) (1) · Not meaningfully described (electrolyte; renally cleared) (1) · Oxcarbazepine 2 hours; '''10-monohydroxy active metabolite (MHD) ~9 hours''' (the agent that produces essentially all of the clinical effect)'"`UNIQ--ref-0000001A-QINU`"' (1) · ~0.5 hours plasma; tissue retention longer (1) · ~16-18 hours'"`UNIQ--ref-00001092-QINU`"' (1) · ~6 days (plasma); hepatic stores last 3-5 years (1)

10-20% (oral; reduced by food, calcium, antacids, PPIs, tea/coffee; enhanced by ascorbate) (1) · Carbonate ~30-40% (best with food and acid); citrate ~24% (absorbable without acid; preferred in achlorhydria, PPI use, post-bariatric) (1) · High (oral) (1) · Highly salt-dependent: citrate ~25-30%; oxide ~4% (limited and causes osmotic diarrhea); chloride ~12% (1) · Oral ~1-3% via passive diffusion at high doses (independent of intrinsic factor); IM/SC ~100% (1) · ~100% (oral)'"`UNIQ--ref-0000001B-QINU`"' (1) · ~100% (oral)'"`UNIQ--ref-00000020-QINU`"' (1) · ~60% (oral; substantially increased with high-fat meal)'"`UNIQ--ref-00001093-QINU`"' (1)

'''Considered one of the safest anticonvulsants in pregnancy''', with reassuring monotherapy registry data comparable to lamotrigine and in sharp contrast to valproate, topiramate, and carbamazepine'"`UNIQ--ref-00000021-QINU`"' (1) · IV sulfate is the cornerstone of eclampsia/preeclampsia management; oral replacement also safe.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Limited data; risk-benefit case by case; pregnancy is not a strict contraindication in WHO mass drug administration programs.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Routinely supplemented in pregnancy and preconception to prevent neural tube defects.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Routinely supplemented in pregnancy; needs higher in pregnancy and lactation.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Routinely supplemented in vegan pregnancies and pernicious anemia.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Routinely used; iron requirements rise substantially in pregnancy and lactation.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Teratogenic signal less than carbamazepine but present; folate supplementation and effective contraception are appropriate in reproductive-age patients'"`UNIQ--ref-0000001C-QINU`"' (1)

OTC (low-dose) and [[USLegal:Prescription only|Rx-only]] (1 mg, injectable) in US (1) · OTC (low/mid-dose oral) and [[USLegal:Prescription only|Rx-only]] (injection, intranasal) in US (1) · OTC (oral salts) and [[USLegal:Prescription only|Rx-only]] (IV) in US (1) · OTC (oral supplements) and [[USLegal:Prescription only|Rx-only]] (IV) in US (1) · OTC in US (1) · [[USLegal:Prescription only|Rx-only]] in US (1) · [[USLegal:Prescription only|Rx-only]] in US (the veterinary preparations are not for human use) (1) · [[USLegal:Prescription only|Rx-only]] in US. Not a controlled substance'"`UNIQ--ref-00000022-QINU`"' (1)