Drilldown: Medicines

Aspirin (acetylsalicylic acid; ASA) (1) · Bromazolam (1)

(none, never marketed) (1) · Bayer, Ecotrin, Bufferin, St. Joseph (low-dose 81 mg), Excedrin (with acetaminophen and caffeine) (1)

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

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None (1) · Positive allosteric modulator of the GABA_A receptor at the benzodiazepine binding site; increases frequency of Cl⁻ channel opening, producing anxiolytic, sedative, hypnotic, anticonvulsant, and skeletal-muscle relaxant effects. (1)

No approved medical problem. Encountered as a designer/research benzodiazepine and, increasingly, as an adulterant in illicit opioid supplies. (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`"', '"`UNIQ--vote-00000026-QINU`"' (1)

Antiplatelet: 81 mg PO once daily. Acute MI/stroke: 162-325 mg chewed. Analgesic: 325-650 mg PO every 4-6 hours as needed (1) · No medical dose. Active recreational doses reported in the 0.5–1.5 mg range (similar potency to alprazolam). (1)

Illicit tablets ("bars"), powders, blotter, occasionally solutions. No pharmaceutical product exists. (1) · Tablets 81 (low-dose), 325, 500, 650 mg; chewable 81 mg; enteric-coated tablets; effervescent tablets; suppositories (1)

4000 mg/day (analgesic) (1) · N/A (never approved) (1)

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

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Antiplatelet effect within 30-60 minutes; analgesic effect 30-60 minutes (1) · ~20–40 min PO; faster sublingual/intranasal. (1)

'''Antiplatelet effect lasts the platelet's lifetime (~7-10 days)''' due to irreversible COX-1 acetylation; analgesic 4-6 hours (1) · 6–10 h subjective; full pharmacologic effect considerably longer. (1)

Aspirin 15-30 minutes; salicylate metabolite 2-3 hours (concentration-dependent, saturable at high doses)'"`UNIQ--ref-00000027-QINU`"' (1) · Estimated ~12–17 h (some sources cite up to ~21 h); active metabolites prolong effect. (1)

Not formally characterized in humans. (1) · ~50% (oral; reduced by buffering and enteric coating but onset clinically similar)'"`UNIQ--ref-00000028-QINU`"' (1)

Avoid. Benzodiazepines are associated with neonatal sedation, floppy-infant syndrome, and withdrawal; teratogenic signal weak but non-zero. Designer benzo with no safety data, assume worst-case. (1) · Low-dose (81 mg) safe and indicated for preeclampsia prophylaxis after 12 weeks in high-risk patients per USPSTF; high-dose aspirin avoid third trimester due to premature ductus arteriosus closure and bleeding risk (1)

None (1) · [[USLegal:Over-the-counter|OTC]] in US at all standard strengths (1)