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Enfuvirtide (Fuzeon; Trimeris/Roche), the first in a new class of anti-HIV drugs that inhibit the entry of the virus into cells, was approved by the US FDA in March 2003 for the treatment of HIV-1 infection in treatment-experienced patients. Is it likely to become a blockbuster?

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Figure 1: Mode of action of enfuvirtide.
Figure 2: Market for anti-HIV drugs.


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Correspondence to Jason LaBonte.

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LaBonte, J., Lebbos, J. & Kirkpatrick, P. Enfuvirtide. Nat Rev Drug Discov 2, 345–346 (2003).

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