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Calcium acetate Side Effects

For the Consumer

Applies to calcium acetate: oral capsule, oral solution, oral tablet

Along with its needed effects, calcium acetate may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking calcium acetate:

More common
  • Abdominal or stomach pain
  • confusion
  • constipation
  • depression
  • dry mouth
  • full or partial loss of consciousness
  • headache
  • incoherent speech
  • increased urination
  • loss of appetite
  • metallic taste
  • muscle weakness
  • nausea or vomiting
  • thirst
  • unusual tiredness
  • weight loss
Incidence not known
  • Swelling

Some side effects of calcium acetate may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common
  • Diarrhea
Less common
  • Itching
Incidence not known
  • Dizziness
  • weakness

For Healthcare Professionals

Applies to calcium acetate: compounding powder, injectable solution, oral capsule, oral liquid, oral tablet

General

The most common adverse events were hypercalcemia, nausea, and diarrhea.[Ref]

Metabolic

Very common (10% or more): Hypercalcemia (16.3%)[Ref]

Hypercalcemia was usually asymptomatic or manifested as constipation, anorexia, nausea, and vomiting, and in 0.1% of patients caused confusion, delirium, stupor, or coma.[Ref]

Gastrointestinal

Very common (10% or more): Nausea (14%), diarrhea (13.2%)
Common (1% to 10%): Vomiting
Uncommon (0.1% to 1%): Constipation[Ref]

Dermatologic

Common (1% to 10%): Pruritus[Ref]

Other

Uncommon (0.1% to 1%): Soft tissue calcification
Postmarketing reports: Edema, weakness[Ref]

Nervous system

Postmarketing reports: Dizziness[Ref]

References

1. "Product Information. Phoslyra (calcium acetate)." Fresenius Medical Care North America, Lexington, MA.

2. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0

3. "Product Information. PhosLo (calcium acetate)" Braintree, Braintree, MA.

Some side effects of calcium acetate may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. Drugs.com does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.

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