Drug name
Last update: Aug 2026Developer(s)
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investigational - investigation was discontinued by ViiV
Small molecule
Capsid inhibitor
VH4004280 (also known as VH-280 or GSK4004280) is an investigational oral HIV-1 capsid inhibitor. This novel antiretroviral targets the HIV-1 capsid protein, a crucial component involved in multiple stages of the viral lifecycle. VH-280 functions by binding to a pocket formed between adjacent capsid proteins within the mature capsid hexamer. This interaction disrupts essential viral processes. Preclinical studies have demonstrated that VH-280 exhibits potent antiviral activity, with half-maximal effective concentrations (EC50 values) in the picomolar range against a broad spectrum of HIV-1 laboratory strains and clinical isolates. Its mechanism is understood to be multi-stage, impacting both early and late phases of the HIV-1 life cycle.
investigational
investigational
Oral, Subcutaneous, Intramuscular,
Oral solid form
to be determined
to be determined
to be determined
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Detailed manufacturing information is not currently available for this compound.
Detailed manufacturing information is not currently available for this compound.
Detailed manufacturing information is not currently available for this compound.
Detailed manufacturing information is not currently available for this compound.
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There are either no relevant patents or these were not yet submitted to LAPaL