Drilldown: Medicines

Ascorbic acid (vitamin C) (1) · Potassium chloride (1)

Generic; huge OTC presence (1) · K-Dur, Klor-Con, Slow-K, Micro-K, K-Lyte/Cl (1)

[[:Category:Antioxidants|Antioxidant]] (1) · [[:Category:Electrolyte_replacements|Electrolyte replacement]] (1) · [[:Category:Potassium_supplements|Potassium supplement]] (1) · [[:Category:Vitamins|Vitamin]] (1) · [[:Category:Water-soluble_vitamins|Water-soluble vitamin]] (1)

None (2)

'"`UNIQ--vote-000002EE-QINU`"', '"`UNIQ--vote-000002EF-QINU`"' (1) · '"`UNIQ--vote-000012E5-QINU`"', '"`UNIQ--vote-000012E6-QINU`"', '"`UNIQ--vote-000012E7-QINU`"', '"`UNIQ--vote-000012E8-QINU`"' (1)

10-20 mEq PO daily for prevention; treat established hypokalemia per measured deficit, typically 40-100 mEq/d in divided doses; IV 10 mEq/h peripheral, 20 mEq/h central with telemetry (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) · 8, 10, 20, 25 mEq tablets/capsules (most ER); effervescent and oral solution; IV concentrate (must be diluted) (1)

IV peripheral 10 mEq/h (40 mEq/L); IV central 20 mEq/h with cardiac monitoring; PO single doses generally ≤40 mEq (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) · Hours (PO); IV faster but rate-limited (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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Not meaningfully described for an electrolyte; distribution between intra- and extracellular compartments is the relevant kinetic (1) · ~10-20 days (steady-state body pool); single dose plasma ~2 hours (1)

60-80% (oral) (1) · ~70-90% at typical doses; saturable at high doses (>500 mg) (1)

Generally safe at replacement doses; treat the underlying cause of hypokalemia.<sup class="pcp-cn" title="This claim needs a citation.">&#91;[[Pharmacopedia:Citation needed|citation&nbsp;needed]]&#93;</sup> (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)

OTC in US (1) · [[USLegal:Prescription only|Rx-only]] (higher concentrations and IV) and OTC (low-dose supplements) in US (1)