Drilldown: Medicines

Losartan (1) · Tea (1)

''Camellia sinensis'' (formerly ''Thea sinensis'') (1) · Cozaar (1)

Caffeine plant (1) · Excitantia (1) · Plant Medicine (1) · [[:Category:Angiotensin_receptor_blockers|Angiotensin receptor blocker (ARB)]] (1) · [[:Category:Antihypertensives|Antihypertensive]] (1)

Caffeine + theophylline + L-theanine. L-theanine (an amino acid unique to tea) modulates glutamate and produces an 'alpha-wave' calming overlay on caffeine's stimulation, hence tea's reputation as a 'cleaner' stimulant than coffee. (1) · '"`UNIQ--vote-000000B6-QINU`"' Active metabolite EXP3174 is ~10-40-fold more potent than the parent and accounts for most of the antihypertensive effect; CYP2C9 polymorphism affects conversion'"`UNIQ--ref-000000B7-QINU`"'. (1)

'"`UNIQ--vote-000000B8-QINU`"', '"`UNIQ--vote-000000B9-QINU`"', '"`UNIQ--vote-000000BA-QINU`"', '"`UNIQ--vote-000000BB-QINU`"' (1) · '"`UNIQ--vote-00000747-QINU`"', '"`UNIQ--vote-00000748-QINU`"' (1)

50 mg PO daily (25 mg in volume depletion or hepatic impairment) (1) · One cup (~40–60 mg caffeine; about half of brewed coffee) (1)

25 mg, 50 mg, 100 mg tablets (1) · Dried leaves, infused. Six major processings: white, green, yellow, oolong, black, pu-erh (1)

None (1) · 100 mg/d (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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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

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24 hours (1) · 3–4 h (1)

2 hours (parent); 6-9 hours for active carboxylic acid metabolite EXP3174'"`UNIQ--ref-000000BC-QINU`"' (1) · ~5 h (caffeine) (1)

None (1) · ~33% (extensive first-pass via CYP2C9 and CYP3A4)'"`UNIQ--ref-000000BD-QINU`"' (1)

None (1) · '''Contraindicated in pregnancy''' (all trimesters); fetal renal injury, oligohydramnios, hypocalvaria, hypotension. Stop on detection'"`UNIQ--ref-000000BE-QINU`"' (1)

None (1) · [[USLegal:Prescription only|Rx-only]] in US (1)