Fostemsavir Characteristics Banner


Learn more about the key attributes of fostemsavir (RUKOBIA) based on the Phase III BRIGHTE data.


Entry of the HIV into a target cell occurs through a process of 3 main steps. HIV entry inhibitors are varied in their point of action. Here we detail where the different entry inhibitors act and if they are pre attachment of post attachment. Fostemsavir has a new mechanism of action that is able tobind onto gp120, to prevent HIV attachment and entry.

NP-GBL-FST-WCNT-230002 November 2023

Report an adverse event

Adverse events should be reported. Reporting forms and information can be found at or search for MHRA Yellowcard in the Google Play or Apple App store. Adverse events should also be reported to GlaxoSmithKline on 0800 221441.

If you are from outside the UK, you can report adverse events to GSK/ViiV by selecting your region and market, here.