Drilldown: Medicines

Azithromycin (1) · Bisoprolol (1) · Fluconazole (1) · Nebivolol (1) · Omeprazole (1)

Bystolic (1) · Diflucan (1) · Prilosec, Losec, Zegerid (1) · Zebeta (1) · Zithromax, Z-Pak, Zmax (1)

Beta Blocker (2) · Cardioselective (β1) (1) · Cardioselective (β1) + vasodilator (1) · [[:Category:Antifungals|Antifungal (triazole)]] (1) · [[:Category:Antisecretory_agents|Gastric acid suppressant]] (1) · [[:Category:Azalides|Azalide]] (1) · [[:Category:Macrolide_antibiotics|Macrolide antibiotic]] (1) · [[:Category:Proton_pump_inhibitors|Proton pump inhibitor (PPI)]] (1) · [[:Category:Triazoles|Triazole]] (1)

None (2) · Highly β1-selective adrenergic antagonist. Greater selectivity than metoprolol or atenolol. (1) · The d-enantiomer is a highly β1-selective antagonist; the l-enantiomer triggers endothelial nitric-oxide–mediated vasodilation. Unique among beta blockers for this NO mechanism. (1) · '"`UNIQ--vote-000000D8-QINU`"' Recovery of acid output requires synthesis of new pump enzyme. CYP2C19 substrate; PGx genotype substantially affects exposure and efficacy'"`UNIQ--ref-000000D9-QINU`"'. (1)

'"`UNIQ--vote-000000DA-QINU`"', '"`UNIQ--vote-000000DB-QINU`"', '"`UNIQ--vote-000000DC-QINU`"', '"`UNIQ--vote-000000DD-QINU`"' (1) · '"`UNIQ--vote-000003F6-QINU`"', '"`UNIQ--vote-000003F7-QINU`"', '"`UNIQ--vote-000003F8-QINU`"', '"`UNIQ--vote-000003F9-QINU`"', '"`UNIQ--vote-000003FA-QINU`"', '"`UNIQ--vote-000003FB-QINU`"' (1) · '"`UNIQ--vote-0000059D-QINU`"' (1) · '"`UNIQ--vote-00000636-QINU`"', '"`UNIQ--vote-00000637-QINU`"', '"`UNIQ--vote-00000638-QINU`"' (1) · '"`UNIQ--vote-00000A42-QINU`"', '"`UNIQ--vote-00000A43-QINU`"', '"`UNIQ--vote-00000A44-QINU`"', '"`UNIQ--vote-00000A45-QINU`"', '"`UNIQ--vote-00000A46-QINU`"' (1)

2.5–5 mg daily (HTN); 1.25 mg daily (HFrEF, slow titration) (1) · 20 mg PO once daily 30-60 minutes before breakfast (1) · 5 mg daily (1) · 500 mg PO day 1, then 250 mg PO daily days 2-5 (Z-Pak); 1 g PO single dose for chlamydia; pediatric dosing 10 mg/kg day 1, 5 mg/kg days 2-5 (1) · Vulvovaginal: 150 mg PO single dose; oropharyngeal: 200 mg PO day 1, then 100 mg daily ×14 days; invasive candidiasis: 800 mg load, then 400 mg PO/IV daily; cryptococcal meningitis: 400-800 mg/d (1)

10, 20, 40 mg delayed-release capsules and tablets; 2 mg/mL oral suspension; immediate-release combo with sodium bicarbonate (Zegerid) (1) · 2.5, 5, 10, 20 mg tabs (1) · 250 mg, 500 mg, 600 mg tablets; 100, 200 mg/5 mL suspension; 2 g ER suspension (Zmax); 500 mg IV (1) · 5, 10 mg tabs (1) · 50, 100, 150, 200 mg tablets; 10, 40 mg/mL oral suspension; 2 mg/mL IV (1)

20 mg/d (1) · 40 mg/d (1) · 40 mg/d typical; up to 360 mg/d for Zollinger-Ellison (1) · 500 mg/d (typical regimen); single 2 g for Zmax; 2 g for select STIs (1) · 800 mg/d (severe invasive disease) (1)

IV (3) · Oral (5)

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:

Search

24 h (2) · 24 hours (1) · 24-72 hours per dose (irreversible enzyme binding; effect outlasts plasma exposure) (1) · Tissue half-life supports once-daily and post-treatment effect (1)

0.5-1.5 hours (plasma); pharmacodynamic effect persists 24+ hours'"`UNIQ--ref-000000DE-QINU`"' (1) · 9–12 h (1) · ~10 h (CYP2D6 extensive metabolizers); up to 31 h (poor metabolizers) (1) · ~30 hours (long, supports once-daily dosing and substantial drug-interaction window after discontinuation)'"`UNIQ--ref-00000A47-QINU`"' (1) · ~68 hours (terminal; reflects deep tissue accumulation, much longer than plasma)'"`UNIQ--ref-000003FC-QINU`"' (1)

30-40% (oral; increases with repeated dosing as gastric pH rises)'"`UNIQ--ref-000000DF-QINU`"' (1) · >90% (oral; not affected by food or gastric pH — a major practical advantage over itraconazole)'"`UNIQ--ref-00000A48-QINU`"' (1) · ~12% (extensive metabolizers); ~96% (poor metabolizers) (1) · ~37% (oral; food reduces absorption modestly)'"`UNIQ--ref-000003FD-QINU`"' (1) · ~90% (low first-pass) (1)

None (1) · Category C (2) · Generally considered safe; commonly used in pregnancy when macrolide indicated.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Widely used in pregnancy; meta-analyses do not show increased malformation risk.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1)

OTC (20 mg) and [[USLegal:Prescription only|Rx-only]] (higher doses) in US (1) · Rx-only in US (2) · [[USLegal:Prescription only|Rx-only]] in US (2)