Drilldown: Medicines

Diltiazem (1) · Labetalol (1)

Cardizem, Tiazac, Cartia XT, Dilacor XR, Taztia XT, Matzim LA (1) · Trandate, Normodyne (discontinued in US) (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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'"`UNIQ--vote-00000015-QINU`"' The favorable pregnancy safety profile and the dual mechanism support its first-line role in pregnancy-associated hypertension and in hypertensive emergencies where rapid, controllable BP reduction is needed'"`UNIQ--ref-00000016-QINU`"'. (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-00000017-QINU`"', '"`UNIQ--vote-00000018-QINU`"', '"`UNIQ--vote-00000019-QINU`"' (1) · '"`UNIQ--vote-0000063E-QINU`"', '"`UNIQ--vote-0000063F-QINU`"', '"`UNIQ--vote-00000640-QINU`"', '"`UNIQ--vote-00000641-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) · Oral: 100 mg PO BID, titrate to 400 mg BID. IV: 20 mg over 2 minutes, repeat 40-80 mg every 10 minutes as needed (maximum cumulative 300 mg); continuous infusion 2 mg/minute (1)

IR 30, 60, 90, 120 mg tablets; multiple ER capsules and tablets 60-420 mg; IV 5 mg/mL (1) · Tablets 100, 200, 300 mg; injection 5 mg/mL (1)

2400 mg/day (oral); 300 mg total per IV bolus dosing series (1) · ~480 mg/d (oral); IV per protocol (1)

None · Oral · IV · topical · IM · intranasal · rectal · Subcutaneous · Topical ophthalmic · ophthalmic · intramuscular · intravenous · transdermal · vaginal · Subcutaneous (abdomen · sublingual · thigh · Inhaled · intra-articular · nebulized

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BP effect within hours (oral); 5-10 minutes (IV) (1) · IV: 3-7 minutes (rate control); PO IR: 30-60 minutes; ER: hours (1)

8-12 hours (oral); 4-6 hours (IV) (1) · IR: 4-8 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) · ~6-8 hours'"`UNIQ--ref-0000001A-QINU`"' (1)

~25% (oral; extensive first-pass)'"`UNIQ--ref-0000001B-QINU`"' (1) · ~40% (oral; extensive first-pass via CYP3A4)'"`UNIQ--ref-00000643-QINU`"' (1)

'''Among the safest antihypertensives in pregnancy''', recommended for chronic hypertension during pregnancy and first-line for severe hypertension in preeclampsia and eclampsia'"`UNIQ--ref-0000001C-QINU`"' (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)