Drilldown: Medicines

Diltiazem (1) · Verapamil (1)

Calan, Calan SR, Verelan, Verelan PM, Isoptin SR (1) · Cardizem, Tiazac, Cartia XT, Dilacor XR, Taztia XT, Matzim LA (1)

Research material · Classic Psychedelic · Stimulant · Opioid · Sedative-Hypnotic · Phenethylamine · Tryptamine · Benzodiazepine · Botanical · [[:Category:Antihypertensives|Antihypertensive]] · Dissociative · Anticonvulsant · Antidepressant · Plant Medicine · Analgesic · Antipsychotic · Antiparkinsonian · Empathogen · Neuroleptic · Cathinone

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None (1) · '"`UNIQ--vote-0000063C-QINU`"' Avoid in HFrEF (negative inotropy). CYP3A4 substrate AND moderate inhibitor — interacts substantially with statins (especially simvastatin), tacrolimus, cyclosporine, and many other CYP3A4 substrates'"`UNIQ--ref-0000063D-QINU`"'. (1)

'"`UNIQ--vote-0000063E-QINU`"', '"`UNIQ--vote-0000063F-QINU`"', '"`UNIQ--vote-00000640-QINU`"', '"`UNIQ--vote-00000641-QINU`"' (1) · '"`UNIQ--vote-00000A66-QINU`"', '"`UNIQ--vote-00000A67-QINU`"', '"`UNIQ--vote-00000A68-QINU`"', '"`UNIQ--vote-00000A69-QINU`"', '"`UNIQ--vote-00000A6A-QINU`"' (1)

ER 180-240 mg PO once daily; IR 30 mg PO QID; IV 0.25 mg/kg over 2 min for acute rate control, then 5-15 mg/h infusion (1) · IR 80-120 mg PO TID; ER 180-240 mg PO daily; IV 2.5-5 mg over 2 min for SVT termination (under monitoring); cluster prophylaxis up to 480-960 mg/d in divided doses (1)

IR 30, 60, 90, 120 mg tablets; multiple ER capsules and tablets 60-420 mg; IV 5 mg/mL (1) · IR 40, 80, 120 mg tablets; SR/ER 100-360 mg; IV 2.5 mg/mL (1)

~480 mg/d (oral) for cardiovascular indications; higher off-label for cluster (1) · ~480 mg/d (oral); IV per protocol (1)

IV (2) · multiple ER formulations) (1) · Oral (IR (1) · Oral (IR and multiple ER) (1)

IV: 1-3 minutes (SVT termination); PO IR: 30-60 minutes; ER: hours (1) · IV: 3-7 minutes (rate control); PO IR: 30-60 minutes; ER: hours (1)

IR: 4-8 hours; ER: 24 hours (1) · IR: 6-8 hours; ER: 24 hours (1)

3-4.5 hours (IR); 5-7 hours (ER; effective duration 24 hours via formulation)'"`UNIQ--ref-00000642-QINU`"' (1) · 3-7 hours (IR); functional 24 hours (ER)'"`UNIQ--ref-00000A6B-QINU`"' (1)

~20-35% (oral; extensive first-pass via CYP3A4 with R/S enantiomer differences)'"`UNIQ--ref-00000A6C-QINU`"' (1) · ~40% (oral; extensive first-pass via CYP3A4)'"`UNIQ--ref-00000643-QINU`"' (1)

Limited data; alternative antihypertensives generally preferred. Crosses placenta.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Limited data; labetalol/nifedipine generally preferred. Crosses placenta.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1)

[[USLegal:Prescription only|Rx-only]] in US (2)