Drilldown: Medicines

Clonazepam (1) · Dexmethylphenidate (1) · Sildenafil (1)

Focalin, Focalin XR (1) · Klonopin (1) · Viagra, Revatio (1)

CNS stimulant (1) · NDRI (1) · PDE5 Inhibitor (1) · Psychostimulant (1) · [[:Category:Anticonvulsants|Anticonvulsant]] (1) · [[:Category:Anxiolytics|Anxiolytic]] (1) · [[:Category:Benzodiazepines|Benzodiazepine]] (1) · [[:Category:Schedule IV controlled substances|Schedule IV controlled substance]] (1)

None (1) · Norepinephrine–dopamine reuptake inhibition (DAT, NET), d-threo enantiomer of methylphenidate (1) · Selective inhibitor of phosphodiesterase type 5 (PDE5), preventing cGMP breakdown in vascular smooth muscle. In the corpus cavernosum, potentiates the NO/cGMP cascade triggered by sexual stimulation. (1)

'"`UNIQ--vote-0000001F-QINU`"', '"`UNIQ--vote-00000020-QINU`"', '"`UNIQ--vote-00000021-QINU`"', '"`UNIQ--vote-00000022-QINU`"', '"`UNIQ--vote-00000023-QINU`"', '"`UNIQ--vote-00000024-QINU`"', '"`UNIQ--vote-00000025-QINU`"' (1) · '"`UNIQ--vote-00000150-QINU`"', '"`UNIQ--vote-00000151-QINU`"' (1) · '"`UNIQ--vote-00000705-QINU`"', '"`UNIQ--vote-00000706-QINU`"' (1)

None (1) · 50 mg ~1 h before sexual activity (ED); 20 mg TID (PAH) (1) · Anxiety: 0.25 mg PO BID, titrate by 0.125-0.25 mg every 3 days to target 1-4 mg/day divided. Seizures: 1.5 mg/day divided TID, titrate by 0.5-1 mg every 3 days (1)

None (1) · 25, 50, 100 mg tabs (Viagra); 20 mg tabs and 10 mg/mL oral suspension (Revatio) (1) · Tablets 0.5, 1, 2 mg; orally disintegrating tablets 0.125, 0.25, 0.5, 1, 2 mg (1)

None (1) · 100 mg/d (ED); 20 mg TID (PAH) (1) · 20 mg/day (seizures); commonly limited to 4 mg/day for anxiety in current practice (1)

IV (Revatio) (1) · Oral (3)

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:

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6-12 hours (long-acting among benzodiazepines) (1) · IR 4–6 h; XR 8–12 h (1) · ~4 h (1)

2.2 h (IR parent); ~3 h (XR parent) (1) · 30-40 hours (long; accumulates with chronic dosing)'"`UNIQ--ref-00000026-QINU`"' (1) · ~4 h (1)

~22–25% (1) · ~40% (1) · ~90% (oral)'"`UNIQ--ref-00000027-QINU`"' (1)

Category B (1) · Category C (1) · Limited human data; some signal for cleft palate with first-trimester exposure (debated); neonatal sedation and withdrawal with third-trimester exposure.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1)

Rx-only in US (1) · Schedule II (1) · [[USLegal:Schedule IV|Schedule IV controlled substance]] in US. Carries the benzodiazepine class '''Boxed Warning''' for risk of fatal respiratory depression, coma, and death when combined with opioids'"`UNIQ--ref-00000028-QINU`"' (1)