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Calcium Acetate

Medical and Pharmacy Editor:

Brand Name: Eliphos, PhosLo, Phoslyra, Calphron

Generic Name: Calcium Acetate

Drug Class:PO4 Scavengers; Urea Cycle Disorder Treatment Agents; Calcium Salts

What Is Calcium Acetate and How Does It Work?

Calcium acetate is a calcium supplement used to control the level of phosphate in the blood for patients on dialysis due to severe kidney disease.

Calcium acetate is available under the following different brand names: Eliphos, PhosLo, Phoslyra, and Calphron.

Dosages of Calcium Acetate:

Dosage Forms and Strengths


  • 667mg (169mg elemental Ca)

Oral solution

  • 667mg/5mL (169mg/5mL elemental Ca)

Dosage Considerations – Should be Given as Follows:

Hyperphosphatemia in End Stage Renal Failure (On Dialysis)

  • Adult and geriatric, initial: 2 capsules (1334 mg) orally with each meal
  • Increase dose to bring serum phosphate value less than 6 mg/dL as long as hypercalcemia does not develop
  • Usual Dose: 3-4 capsules (2001-2868 mg) orally with each meal

Other Information

  • Do not give additional calcium supplements
  • Pediatric: Safety and efficacy not established
Medically Reviewed by a Doctor on 10/25/2017

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