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potassium chloride (KCl, Klor Con, Kaon-Cl, Slow-K, Micro-K, Klotrix, K Tab, K Dur, Ten-K, Cen-K, Kaochlor, Kay Ciel, K Lor, Kato, Klorvess, Kaon, K Lyte Cl)
Indications: prevention & treatment of hypokalemia
Contraindications:
1) severe renal impairment
2) hyperkalemia
3) severe tissue trauma
Dosage:
1) normal daily requirement
- adults: 40-80 meq/day
- children: 2-3 meq/kg/day
- infants: 2-6 meq/kg/day
2) intravenous:
- maximum concentration for a peripheral line is 10 meq/100 mL @ 10 meq/hr
- maximum concentration for a central line is 20 meq/100 mL @ 20 meq/hr
- electrocardiogram should be closely monitored when the rate exceeds 20 meq/hr
Tablets:
6.7 meq Kaon-Cl
8 meq Klor-Con, Slow-K, Micro-K
10 meq Kaon-Cl, Klor-Con, Klotrix, K-Tab, K-dur, Ten-K, Micro-K
20 meq K-Dur
Liquids:
- use liquid for patients with esophageal compression or delayed gastric emptying time
- 10%: (20 meq/15 mL) Cena-K, Kaochlor, Kay Ciel, Klorvess, Kaon (120 mL, 480 mL, 960 mL)
- 20%: (40 meq/15 mL) Cena-K, Kaon-Cl (120 mL, 480 mL) Powders:
- 15 meq/pack K-Lor
- 20 meq/pack Kato, Kay Ciel K-Lor, Klor-Con, Micro-K LS, Klorvess
- 25 meq/pack K-Lyte-Cl, Klor-Con
Injection: 2 meq/mL (10 mL, 20 mL)
Pharmacokinetics:
1) well-absorbed after oral administration
2) eliminated mainly by the kidneys
Adverse effects:
1) common (> 10%)
- diarrhea, nausea/vomiting, epigastric pain, flatulence
2) less common (1-10%)
- hyperkalemia, bradycardia, dyspnea, weakness, local tissue necrosis with extravasation, pain at site of injection
3) uncommon (< 1%)
- chest pain, throat pain, abdominal pain, phlebitis, paresthesia, paralysis, confusion, alkalosis
4) other
- arrhythmia
Drug interactions:
1) potassium-sparing diuretics in combination increase K+ levels
2) ACE inhibitors in combination increase K+ levels
3) no convincing evidence that anticholinergics increase risk of GI irritation by KCl
Interactions
drug interactions
monitor with potassium supplements
Related
hypokalemia
General
potassium supplement
salt
Database Correlations
PUBCHEM correlations
References
- Drug Information & Medication Formulary, Veterans Affairs,
Central California Health Care System, 1st ed., Ravnan et al
eds, 1998
- Kaiser Permanente Northern California Regional Drug
Formulary, 1998
- Department of Veterans Affairs, VA National Formulary
- Prescriber's Letter 18(10): 2011
Potassium and Anticholinergic Drug Interaction
Detail-Document#: 271012
(subscription needed) http://www.prescribersletter.com
Component-of
alanine/arginine/aspartate/calcium chloride/glucose/glutamate/glycine/histidine/isoleucine/leucine/lysine/magnesium chloride/methionine/phenylalanine/potassium chloride/potassium phosphate/proline/serine/sodium chloride/threonine/tryptophan/tyrosine/valine
alanine/arginine/aspartate/glucose/glutamate/glycine/histidine/isoleucine/leucine/lysine/magnesium chloride/methionine/phenylalanine/potassium chloride/proline/serine/sodium chloride/sodium phosphate/threonine/tryptophan/tyrosine/valine
alanine/arginine/aspartate/glutamate/glycine/histidine/isoleucine/leucine/lysine/magnesium chloride/methionine/phenylalanine/potassium chloride/proline/serine/sodium chloride/sodium phosphate/threonine/tryptophan/tyrosine/valine
alanine/arginine/calcium acetate/cysteine/glycerol/glycine/histidine/isoleucine/leucine/lysine/methionine/phenylalanine/phosphoric acid/potassium chloride/proline/serine/sodium acetate/sodium chloride/threonine/tryptophan/valine
alanine/arginine/calcium acetate/cysteine/glycerol/glycine/histidine/isoleucine/leucine/lysine/methionine/phenylalanine/potassium chloride/proline/serine/sodium acetate/sodium chloride/threonine/tryptophan/valine
alanine/arginine/cysteine/glycine/histidine/isoleucine/leucine/lysine/methionine/phenylalanine/phosphoric acid/potassium chloride/proline/serine/sodium acetate/sodium chloride/threonine/tyrosine/valine
alanine/arginine/cysteine/glycine/histidine/isoleucine/leucine/lysine/methionine/phenylalanine/potassium chloride/proline/serine/sodium acetate/sodium chloride/threonine/tyrosine/valine
alanine/arginine/glycine/histidine/isoleucine/leucine/lysine/magnesium chloride/methionine/phenylalanine/potassium chloride/proline/serine/sodium chloride/sodium phosphate/threonine/tryptophan/tyrosine/valine
ascorbate/polyethylene glycol/potassium chloride/sodium chloride/sodium sulfate
bisacodyl/polyethylene glycol/potassium chloride/sodium bicarbonate/sodium chloride
ca+2/calcium phosphate/magnesium carbonate/potassium chloride
calcium acetate/magnesium acetate/potassium acetate/potassium chloride/sodium acetate/sodium gluconate
calcium carbonate/potassium chloride/sodium chloride
calcium chloride/citrate/magnesium chloride/potassium chloride/sodium acetate/sodium chloride
calcium chloride/glucose/lactate/potassium chloride/sodium chloride
calcium chloride/glucose/magnesium chloride/potassium chloride/sodium acetate/sodium chloride/sodium lactate
calcium chloride/glucose/magnesium chloride/potassium chloride/sodium bicarbonate/sodium chloride/sodium phosphate
calcium chloride/glucose/magnesium sulfate/potassium chloride/sodium bicarbonate/sodium chloride/sodium phosphate
calcium chloride/glucose/potassium chloride/sodium chloride
calcium chloride/lactate/magnesium chloride/potassium chloride/sodium acetate/sodium chloride
calcium chloride/lactate/potassium chloride/sodium chloride
calcium chloride/magnesium chloride/potassium chloride/sodium acetate/sodium chloride
calcium chloride/potassium chloride/sodium chloride
calcium lactate/glucose/magnesium citrate/potassium chloride/sodium chloride
Elliotts B Solution (buffered intrathecal electrolyte/dextrose injection)
gluconate/glucose/magnesium chloride/potassium chloride/sodium acetate/sodium chloride
gluconate/potassium chloride/sodium acetate/sodium chloride
glucose/lactate/magnesium chloride/phosphate/potassium chloride/potassium phosphate/sodium chloride
glucose/lactate/magnesium chloride/phosphate/potassium chloride/potassium phosphate/sodium phosphate
glucose/lactate/phosphate/potassium chloride/sodium chloride/sodium phosphate
glucose/lactate/potassium chloride/potassium phosphate/sodium chloride
glucose/lactate/potassium chloride/potassium phosphate/sodium phosphate
glucose/lactate/potassium chloride/sodium chloride
glucose/lactate/potassium chloride/sodium chloride/sodium phosphate
glucose/magnesium chloride/phosphate/potassium chloride/potassium phosphate/sodium acetate
glucose/magnesium chloride/potassium chloride/potassium phosphate/sodium acetate
glucose/magnesium chloride/potassium chloride/potassium phosphate/sodium acetate/sodium chloride/sodium phosphate
glucose/magnesium chloride/potassium chloride/potassium phosphate/sodium chloride/sodium lactate
glucose/magnesium chloride/potassium chloride/potassium phosphate/sodium chloride/sodium lactate/sodium phosphate
glucose/magnesium chloride/potassium chloride/sodium acetate/sodium chloride
glucose/potassium chloride
glucose/potassium chloride/potassium phosphate/sodium chloride/sodium lactate
glucose/potassium chloride/sodium chloride
hco3 /polyethylene glycol/potassium chloride/sodium bicarbonate/sodium chloride/sodium sulfate
lactate/potassium chloride/sodium chloride
magnesium chloride/potassium chloride/potassium phosphate/sodium acetate/sodium chloride/sodium gluconate/sodium phosphate
magnesium chloride/potassium chloride/potassium phosphate/sodium acetate/sodium chloride/sodium phosphate
magnesium sulfate/polyethylene glycol/potassium chloride/sodium bicarbonate/sodium chloride
magnesium sulfate/potassium chloride/potassium phosphate/sodium chloride/sodium phosphate
magnesium sulfate/potassium chloride/sodium sulfate (Sutab)
polyethylene glycol/potassium chloride/sodium bicarbonate/sodium chloride
potassium chloride/sodium chloride
salt substitute