Foscarnet Injection

Name: Foscarnet Injection

Other uses for this medicine

Foscarnet injection is also sometimes used to treat and prevent CMV infections in patients with human immunodeficiency virus (HIV). Talk to your doctor about the risks of using this medication for your condition.

This medication may be prescribed for other uses; ask your doctor or pharmacist for more information.

What special dietary instructions should I follow?

Unless your doctor tells you otherwise, continue your normal diet.

What side effects can this medication cause?

Foscarnet may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:

  • itching, redness, pain, or swelling in the place where you received your injection
  • nausea
  • stomach pain
  • back pain
  • loss of appetite or weight
  • constipation
  • headache
  • vision changes
  • redness, irritation, or sores on the penis
  • redness, irritation, or sores around the vagina

Some side effects can be serious. If you experience any of these symptoms or those listed in the IMPORTANT WARNING section, call your doctor immediately or get emergency medical treatment:

  • rash
  • hives
  • swelling of the eyes, face, lips, tongue, or throat
  • difficulty breathing or swallowing
  • chest pain
  • fast, pounding, or irregular heartbeat
  • fainting
  • lightheadedness
  • loss of consciousness
  • vomiting
  • diarrhea
  • fever, chills, cough, or other signs of infection
  • unusual bleeding or bruising
  • black and tarry stools
  • bloody vomit or vomited material that looks like coffee grounds
  • pale skin
  • shortness of breath
  • confusion
  • muscle pain or cramps
  • increased sweating

Foscarnet may cause other side effects. Call your doctor if you have any unusual problems while using this medication.

If you experience a serious side effect, you or your doctor may send a report to the Food and Drug Administration's (FDA) MedWatch Adverse Event Reporting program online (http://www.fda.gov/Safety/MedWatch) or by phone (1-800-332-1088).

Brand names

  • Foscavir®
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