Drilldown: Medicines

Ascorbic acid (vitamin C) (1) · Epinephrine (adrenaline) (1)

EpiPen, EpiPen Jr, Auvi-Q, Adrenaclick, Symjepi; many generic (1) · Generic; huge OTC presence (1)

[[:Category:Antioxidants|Antioxidant]] (1) · [[:Category:Catecholamines|Catecholamine]] (1) · [[:Category:Inotropes|Inotrope]] (1) · [[:Category:Sympathomimetics|Sympathomimetic]] (1) · [[:Category:Vasopressors|Vasopressor]] (1) · [[:Category:Vitamins|Vitamin]] (1) · [[:Category:Water-soluble_vitamins|Water-soluble vitamin]] (1)

None (1) · '"`UNIQ--vote-00000E4A-QINU`"' The narrow safe-bolus window for IV use (sharp risk of arrhythmia, hypertensive emergency, intracerebral hemorrhage) is why anaphylaxis dosing is '''IM, not IV''', outside critical care'"`UNIQ--ref-00000E4B-QINU`"'. (1)

'"`UNIQ--vote-00000E4C-QINU`"', '"`UNIQ--vote-00000E4D-QINU`"', '"`UNIQ--vote-00000E4E-QINU`"', '"`UNIQ--vote-00000E4F-QINU`"', '"`UNIQ--vote-00000E50-QINU`"', '"`UNIQ--vote-00000E51-QINU`"' (1) · '"`UNIQ--vote-000012E5-QINU`"', '"`UNIQ--vote-000012E6-QINU`"', '"`UNIQ--vote-000012E7-QINU`"', '"`UNIQ--vote-000012E8-QINU`"' (1)

Anaphylaxis IM 0.3-0.5 mg (adult) into lateral thigh, repeat q5-15 minutes prn; pediatric 0.01 mg/kg IM (max 0.3 mg, max 0.5 mg in adolescents); cardiac arrest 1 mg IV/IO q3-5 minutes; severe asthma neb 0.1 mg/kg up to 5 mg; never IV bolus for anaphylaxis outside critical care (1) · General supplementation 75-90 mg/d (RDA); scurvy treatment 100-1000 mg/d for several weeks; megadose claims unsupported (1)

100, 250, 500, 1000 mg tablets, chewables, gummies, effervescent; IV (specialty) (1) · Auto-injectors 0.15 mg (Jr/pediatric), 0.3 mg (adult); 1 mg/mL (1:1,000) ampules for IM/SC use; 0.1 mg/mL (1:10,000) for IV use; 2.25% racemic nebulizer (1)

Indication-specific; ACLS no fixed cumulative ceiling (1) · UL 2000 mg/d in adults (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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Days for symptom improvement in scurvy (1) · IM: 5-10 minutes; IV: seconds; nebulized: 5-10 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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~10-20 days (steady-state body pool); single dose plasma ~2 hours (1) · ~2 minutes'"`UNIQ--ref-00000E52-QINU`"' (1)

IM/SC ~100%; oral negligible (extensive first-pass and gut metabolism — hence the no-oral route)'"`UNIQ--ref-00000E53-QINU`"' (1) · ~70-90% at typical doses; saturable at high doses (>500 mg) (1)

Safe at routine doses; routinely supplemented in pregnancy.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1) · Used in life-threatening obstetric anaphylaxis without hesitation; benefits clearly outweigh.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (1)

OTC in US (1) · [[USLegal:Prescription only|Rx-only]] in US (1)