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calcium acetate (PhosLo)
Ca(OCOCH3)2
Indications:
- treatment of hyperphosphatemia in renal failure
- renal osteodystrophy
- treatment of electrolyte disorders
- hypermagnesemia, hypocalcemia, hyperkalemia
- hypocalcemic tetany [3]
- cardiac arrest secondary to hyperkalemia [3]
Dosage: 2 tabs PO TID after meals
Tabs: 667 mg.
Pharmacokinetics:
1) 20% absorbed & eliminated by the kidneys
2) majority is not absorbed & is eliminated in the feces
Adverse effects:
- uncommon (< 1%)
1) hypercalcemia
2) headache
3) hypophosphatemia
4) nausea/vomiting
5) constipation
6) abdominal pain
7) thirst
8) anorexia
Drug interactions:
1) may antagonize effects of calcium channel blockers
2) may decrease absorption of tetracyclines & quinolones
3) may increase toxicity of digoxin, precipitating arrhythmias
Mechanism of action:
1) binds dietary phosphate in the gut to form calcium phosphate
2) calcium phosphate is eliminated in the feces
Interactions
drug interactions
General
Ca+2
phosphate binder
Properties
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
- Deprecated Reference
Component-of
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
aluminum sulfate/calcium acetate
calcium acetate/magnesium acetate/potassium acetate/potassium chloride/sodium acetate/sodium gluconate