"If you think you are at risk of getting HIV, ask your health care provider if PrEP is right for you. Along with other prevention methods like condoms, PrEP can offer good protection against HIV if taken every day.
Pre-exposure prophylaxis, "...
(enfuvirtide) for Injection
- Patient Information:
Details with Side Effects
FUZEON (enfuvirtide) is an inhibitor of the fusion of HIV-1 with CD4 cells. Enfuvirtide is a linear 36-amino acid synthetic peptide with the N-terminus acetylated and the C-terminus is a carboxamide. It is composed of naturally occurring L-amino acid residues.
Enfuvirtide is a white to off-white amorphous solid. It has negligible solubility in pure water and the solubility increases in aqueous buffers (pH 7.5) to 85-142 g/100 mL. The empirical formula of enfuvirtide is C204H301N51O64, and the molecular weight is 4492. It has the following primary amino acid sequence:
CH3CO-Tyr-Thr-Ser-Leu-Ile-His-Ser-Leu-Ile-Glu-Glu-Ser-Gln-Asn-Gln-Gln-Glu-Lys-Asn-Glu-Gln-Glu-LeuLeu-Glu-Leu-Asp-Lys-Trp-Ala-Ser-Leu-Trp-Asn-Trp-Phe-NH2 and the following structural formula:
The drug product, FUZEON (enfuvirtide) for Injection, is a white to off-white, sterile, lyophilized powder. Each single-use vial contains 108 mg of enfuvirtide for the delivery of 90 mg. Prior to subcutaneous administration, the contents of the vial are reconstituted with 1.1 mL of Sterile Water for Injection giving a volume of approximately 1.2 mL to provide the delivery of 1 mL of the solution. Each 1 mL of the reconstituted solution contains approximately 90 mg of enfuvirtide with approximate amounts of the following excipients: 22.55 mg of mannitol, 2.39 mg of sodium carbonate (anhydrous), and sodium hydroxide and hydrochloric acid for pH adjustment as needed. The reconstituted solution has an approximate pH of 9.0.
What are the possible side effects of enfuvirtide (Fuzeon)?
Get emergency medical help if you have any of these signs of an allergic reaction: skin rash or hives; fever with vomiting; blood in your urine; difficulty breathing; fainting; swelling of your feet, face, lips, tongue, or throat.
Stop using enfuvirtide and call your doctor at once if you have any of these serious side effects:
- fever, chills, chest congestion, cough with yellow or green mucus, stabbing chest pain, wheezing, feeling short of breath;
- signs of a new infection such as sore throat, flu symptoms, swollen glands, easy bruising or bleeding (bleeding...
What are the precautions when taking enfuvirtide (Fuzeon)?
Before using enfuvirtide, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: bleeding problems (e.g., hemophilia, coagulopathy), smoking, IV drug abuse, lung disease.
This medication should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor.
It is not known whether this drug passes into breast milk. Because breast milk can transmit HIV, do not...
Last reviewed on RxList: 11/11/2013
This monograph has been modified to include the generic and brand name in many instances.
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