Fosaprepitant

  • Brand Name : Focinvez
  • Drug Class : NK1 Receptor Antagonists, Antiemetic Agents
  • Medical Author : Dr. Vinod Katiboina, Pharm. D.
  • Medical Reviewer : Divya Jacob, Pharm. D.
  • _eael_post_view_count : 12

What Is Fosaprepitant and How Does It Work?

Fosaprepitant is a prescription medication indicated in combination with other antiemetic agents for the prevention of:

  • acute and delayed nausea and vomiting associated with initial and repeat courses of highly emetogenic cancer (HEC) chemotherapy including high dose cisplatin
  • delayed nausea and vomiting associated with initial and repeat courses of moderately emetogenic cancer (MEC) chemotherapy

Fosaprepitant is available under the following different brand names: Emend IV, Focinvez

What Are Side  Effects Associated with Using Fosaprepitant?

Common side effects of Fosaprepitant include:

  • tiredness
  • hiccups
  • nausea
  • vomiting
  • heartburn
  • stomach pain
  • diarrhea
  • constipation
  • loss of appetite
  • increased thirst
  • hot and dry skin
  • weakness
  • dizziness
  • headache
  • ringing in the ears
  • fever
  • chills
  • body aches
  • flu symptoms
  • sleep problems (insomnia)
  • pain or a hard lump on the injection site

Serious side effects of Fosaprepitant include:

  • hives
  • rash
  • itching
  • skin sores or peeling
  • warmth or tingly feeling
  • fast or weak heartbeats
  • severe dizziness
  • trouble breathing or swallowing
  • swelling of the face, lips, tongue, or throat
  • pain, redness, swelling, burning, blistering, or skin changes where the chemotherapy medicine was injected
  • a lightheaded feeling
  • pain or burning while passing urine
  • low blood cell counts —fever, chills, tiredness, mouth sores, skin sores, easy bruising, unusual bleeding, pale skin, cold hands, and feet, feeling lightheaded or short of breath

Rare side effects of Fosaprepitant include:

  • none

Seek medical care or call 911 at once if you have the following serious side effects:

  • Severe headache, confusion, slurred speech, arm or leg weakness, trouble walking, coordination loss, unsteady, very stiff muscles, high fever, profuse sweating, or tremors;
  • Serious eye symptoms such as sudden vision loss, blurred vision, tunnel vision, eye pain or swelling, or seeing halos around lights;
  • Serious heart symptoms include fast, irregular, or pounding heartbeats; fluttering in the chest; shortness of breath; sudden dizziness, lightheadedness, or passing out.

This is not a complete list of side effects and other serious side effects or health problems that may occur because of the use of this drug. Call your doctor for medical advice about serious side effects or adverse reactions. You may report side effects or health problems to FDA at 1-800-FDA-1088.

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