Drilldown: Medicines

Sodium bicarbonate (1) · Spironolactone (1)

Aldactone, CaroSpir (1) · Neut, many generic; OTC oral: Alka-Seltzer (with aspirin/citric acid), baking soda (1)

[[:Category:Aldosterone_antagonists|Mineralocorticoid (aldosterone) receptor antagonist]] (1) · [[:Category:Antacids|Antacid]] (1) · [[:Category:Antiandrogens|Antiandrogen]] (1) · [[:Category:Electrolyte_replacements|Electrolyte replacement]] (1) · [[:Category:Potassium-sparing_diuretics|Potassium-sparing diuretic]] (1)

None (1) · '"`UNIQ--vote-00000016-QINU`"' Bicarbonate is not benign: high-volume use produces hypernatremia, metabolic alkalosis, hypokalemia, and (in arrest) paradoxical intracellular acidosis'"`UNIQ--ref-00000017-QINU`"'. (1)

'"`UNIQ--vote-00000018-QINU`"', '"`UNIQ--vote-00000019-QINU`"', '"`UNIQ--vote-0000001A-QINU`"', '"`UNIQ--vote-0000001B-QINU`"', '"`UNIQ--vote-0000001C-QINU`"' (1) · '"`UNIQ--vote-0000034F-QINU`"', '"`UNIQ--vote-00000350-QINU`"', '"`UNIQ--vote-00000351-QINU`"', '"`UNIQ--vote-00000352-QINU`"', '"`UNIQ--vote-00000353-QINU`"' (1)

25 mg PO once daily for HFrEF and primary aldosteronism; up to 100 mg/d for ascites; 50-200 mg/d for hirsutism (1) · IV: 1 mEq/kg bolus in arrest indication, then titrated to ABG and clinical status; PO: 325-2000 mg up to QID as antacid (1)

25 mg, 50 mg, 100 mg tablets; 25 mg/5 mL oral suspension (CaroSpir) (1) · 4.2%, 7.5%, 8.4% IV (1 mEq/mL at 8.4%); 325, 650 mg oral tablets; bulk powder (1)

400 mg/d (acute primary aldosteronism diagnosis); 100-200 mg/d typical chronic (1) · No fixed maximum; titrated to pH and bicarbonate level; chronic high oral doses cause metabolic alkalosis and volume overload (1)

IV (1) · Oral (2)

Immediate (IV); within minutes (oral antacid) (1) · Natriuresis at 2-3 days; endocrine effects (gynecomastia, antiandrogen action) over weeks (1)

IV: hours, dependent on ongoing acid load; oral antacid: ~30 minutes (1) · Variable; biologically active metabolite carries effect beyond plasma half-life (1)

None · ~12 hours · ~27 days · ~5 h (caffeine) · '''Autoinduction''': 25-65 hours initially, falling to 12-17 hours after 2-3 weeks of dosing as carbamazepine induces its own CYP3A4 metabolism. Major clinical implication: doses require re-titration after the autoinduction period'"`UNIQ--ref-0000001D-QINU`"' · 0.5-1.5 hours (plasma); pharmacodynamic effect persists 24+ hours'"`UNIQ--ref-000000DE-QINU`"' · 1-1.3 hours'"`UNIQ--ref-000001A1-QINU`"' · 1-1.5 hours'"`UNIQ--ref-00000DE3-QINU`"' · 1-2 hours (parent compound)'"`UNIQ--ref-00000029-QINU`"' · 1-2 hours (parent); 18-30 hours for active metabolite oxypurinol'"`UNIQ--ref-0000030F-QINU`"' · 1-2 hours'"`UNIQ--ref-00000017-QINU`"' · 1-3 days acute, 4-6 days chronic; 4-16 days for norfluoxetine'"`UNIQ--ref-0000004C-QINU`"' · 1-3 hours (normal liver); markedly prolonged in overdose with glutathione depletion'"`UNIQ--ref-00000022-QINU`"' · 1-3 minutes (very short)'"`UNIQ--ref-00000C0F-QINU`"' · 1.4 hours (parent); 13-24 hours for active metabolite canrenone'"`UNIQ--ref-00000354-QINU`"' · 1.5-2 hours (longer in renal failure)'"`UNIQ--ref-00000222-QINU`"' · 1.5-2 hours'"`UNIQ--ref-00000020-QINU`"' · 10-11 hours (benazeprilat, the active metabolite)'"`UNIQ--ref-00000A22-QINU`"' · 11-13 h (immediate-release); 11-16 h (extended-release) · 11-15 hours'"`UNIQ--ref-00000842-QINU`"'

Other values:

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100% (IV); rapidly neutralized by gastric acid (oral) (1) · ~70% (oral; bioavailability and absorption are improved with food)'"`UNIQ--ref-00000355-QINU`"' (1)

Avoid in pregnancy; antiandrogen effects can feminize a male fetus.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Routine antacid and acidosis correction acceptable (1)

[[USLegal:Prescription only|Rx-only]] for IV formulations; OTC for oral (1) · [[USLegal:Prescription only|Rx-only]] in US (1)