Drilldown: Medicines

Avanafil (1) · Irbesartan (1)

Avapro (1) · Stendra (1)

PDE5 Inhibitor (1) · [[:Category:Angiotensin_receptor_blockers|Angiotensin receptor blocker (ARB)]] (1) · [[:Category:Antihypertensives|Antihypertensive]] (1)

Selective inhibitor of phosphodiesterase type 5 (PDE5); increases cGMP in cavernous smooth muscle, producing erection in response to sexual stimulation. (1) · '"`UNIQ--vote-0000083E-QINU`"' CYP2C9 substrate; no clinically active metabolites. The IDNT trial established renoprotection in diabetic nephropathy independent of BP lowering, contributing to the ARB class indication in T2DM with proteinuria'"`UNIQ--ref-0000083F-QINU`"'. (1)

'"`UNIQ--vote-00000040-QINU`"' (1) · '"`UNIQ--vote-00000840-QINU`"', '"`UNIQ--vote-00000841-QINU`"' (1)

100 mg ~15 min before sexual activity (1) · 150 mg PO once daily; titrate to 300 mg if needed (1)

50, 100, 200 mg tabs (1) · 75, 150, 300 mg tablets (1)

200 mg/d (100 mg/d if on CYP3A4 inhibitors) (1) · 300 mg/d (1)

Oral (2)

BP effect within 1-2 weeks (1) · ~15 min (fastest of the PDE5 inhibitors) (1)

24 hours (1) · 4–6 h (1)

None · ~12 hours · ~27 days · ~5 h (caffeine) · '''Autoinduction''': 25-65 hours initially, falling to 12-17 hours after 2-3 weeks of dosing as carbamazepine induces its own CYP3A4 metabolism. Major clinical implication: doses require re-titration after the autoinduction period'"`UNIQ--ref-0000001D-QINU`"' · 0.5-1.5 hours (plasma); pharmacodynamic effect persists 24+ hours'"`UNIQ--ref-000000DE-QINU`"' · 1-1.3 hours'"`UNIQ--ref-000001A1-QINU`"' · 1-1.5 hours'"`UNIQ--ref-00000DE3-QINU`"' · 1-2 hours (parent compound)'"`UNIQ--ref-00000029-QINU`"' · 1-2 hours (parent); 18-30 hours for active metabolite oxypurinol'"`UNIQ--ref-0000030F-QINU`"' · 1-2 hours'"`UNIQ--ref-00000017-QINU`"' · 1-3 days acute, 4-6 days chronic; 4-16 days for norfluoxetine'"`UNIQ--ref-0000004C-QINU`"' · 1-3 hours (normal liver); markedly prolonged in overdose with glutathione depletion'"`UNIQ--ref-00000022-QINU`"' · 1-3 minutes (very short)'"`UNIQ--ref-00000C0F-QINU`"' · 1.4 hours (parent); 13-24 hours for active metabolite canrenone'"`UNIQ--ref-00000354-QINU`"' · 1.5-2 hours (longer in renal failure)'"`UNIQ--ref-00000222-QINU`"' · 1.5-2 hours'"`UNIQ--ref-00000020-QINU`"' · 10-11 hours (benazeprilat, the active metabolite)'"`UNIQ--ref-00000A22-QINU`"' · 11-13 h (immediate-release); 11-16 h (extended-release) · 11-15 hours'"`UNIQ--ref-00000842-QINU`"'

Other values:

Search

60-80% (oral; not significantly affected by food)'"`UNIQ--ref-00000843-QINU`"' (1) · Rapid absorption; absolute bioavailability not formally established (1)

'''Contraindicated in pregnancy''' (all trimesters); fetal renal injury, oligohydramnios, hypocalvaria, hypotension. Stop on detection'"`UNIQ--ref-00000844-QINU`"' (1) · Category C (not relevant; not used in women) (1)

Rx-only in US (1) · [[USLegal:Prescription only|Rx-only]] in US (1)