Medication Guide App

Eliphos Side Effects

Generic Name: calcium acetate

Note: This page contains information about the side effects of calcium acetate. Some of the dosage forms included on this document may not apply to the brand name Eliphos.

Not all side effects for Eliphos may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

For the Consumer

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

In addition to its needed effects, some unwanted effects may be caused by calcium acetate (the active ingredient contained in Eliphos). In the event that any of these side effects do occur, they may require medical attention.

You should check with your doctor immediately if any of these side effects occur when 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 of the side effects that can occur with calcium acetate may not need medical attention. As your body adjusts to the medicine during treatment these side effects may go away. Your health care professional may also be able to tell you about ways to reduce or prevent some of these side effects. If any of the following side effects continue, are bothersome or if you have any questions about them, check with your health care professional:

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


Dermatologic side effects have included pruritus.[Ref]


Gastrointestinal side effects associated with mild hypercalcemia (calcium levels greater than 10.5 mg/dl) have included constipation, anorexia, nausea and vomiting.[Ref]

Nervous system

Nervous system side effects associated with severe hypercalcemia (calcium greater than 12 mg/dl) have included confusion, dizziness, weakness, delirium, stupor, and coma.[Ref]


Metabolic side effects have included edema.


1. Dayton KD "Calcium acetate: a choice for phosphate management." ANNA J 23 (1996): 50-1

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

3. Holechek MJ "Medication review: an alternative phosphate binder--calcium acetate." ANNA J 18 (1991): 321-2

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