enfuvirtide, T-20; Fuzeon

enfuvirtide, T-20 (Fuzeon)

Type of Drug: Fusion Inhibitor

Fusion inhibitors work by stopping the HIV virus from getting into your body's healthy cells in the first place.

Approved adult dosing

90 mg (in 1 mL solution) injection

one injection under the skin, two times a day

  • Morning

Picture of Fuzeon (enfuvirtide, T-20) injection medication for the treatment of HIV


  • Evening
Picture of Fuzeon (enfuvirtide, T-20) injection medication for the treatment of HIV


Notes on taking this medication

  • One vial contains a white powder, which is the medication (Fuzeon); another vial contains sterile water; withdraw the water with a syringe and mix into the vial with the Fuzeon
  • You can prepare both doses at the same time, but should store the second vial in a refrigerator for use later on the same day
  • Keep uncapped vial tops, syringes, and your hands clean while preparing Fuzeon
  • Draw Fuzeon solution into the syringe only when you are ready to inject
  • Rotate injection sites for each injection
  • Never inject Fuzeon into a vein or muscle

Side effects

SOURCE: United States Department of Veterans Affairs. "Drug Dosing Toolkit, Fuzeon (enfuvirtide, T-20)."

Quick GuideHIV AIDS Facts: Symptoms and Treatments

HIV AIDS Facts: Symptoms and Treatments
FDA Logo

Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

RxList Logo

Need help identifying pills and medications?

Use the pill identifier tool on RxList.

Subscribe to MedicineNet's Newsletters

Get the latest health and medical information delivered direct to your inbox!

By clicking Submit, I agree to the MedicineNet's Terms & Conditions & Privacy Policy and understand that I may opt out of MedicineNet's subscriptions at any time.

Health Solutions From Our Sponsors