Drilldown: Medicines

Phenazopyridine (1)

Pyridium (Rx), Azo Standard, AZO Urinary Pain Relief (OTC) (1)

[[:Category:Azo_dyes|Azo dye]] (1) · [[:Category:Urinary_analgesics|Urinary tract analgesic]] (1)

None (1)

'"`UNIQ--vote-00000FB3-QINU`"', '''adjunctive only''' (does not treat the underlying infection) (1)

100-200 mg PO TID after meals × no more than 2 days when used with concurrent antibiotic (1)

95 mg (OTC), 99.5 mg, 100 mg, 200 mg tablets (1)

Limit to 48 hours of use to avoid hemolysis and methemoglobinemia (1)

Oral (1)

Symptom relief within 30 minutes (1)

None · 24 hours · 4-6 hours · 12 hours · 6-8 hours · Daily dosing · 8-12 hours · 12-24 hours · Hours · Hours per application · 24 hours (HS dosing) · 24 hours (once-daily dosing) · 24 h · N/A · N/A (replacement) · Variable · ~7-8 hours · 3-5 hours · 4-6 hours (IR); 24 hours (ER) · 6-12 hours

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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 hours (normal liver); markedly prolonged in overdose with glutathione depletion'"`UNIQ--ref-000006A5-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`"' · 12-15 hours (intermediate); '''no active metabolites''' (key clinical feature)'"`UNIQ--ref-00000023-QINU`"'

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High (oral)'"`UNIQ--ref-00000FB5-QINU`"' (1)

Limited data; not first-line in pregnancy.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1)

OTC (lower doses) and [[USLegal:Prescription only|Rx-only]] (higher doses) in US (1)