Last reviewed · How we verify

A4

Breath of Life International Pharma Ltd · FDA-approved active Small molecule

A4 is a monoclonal antibody that targets the CD4 receptor.

A4 is a monoclonal antibody that targets the CD4 receptor. Used for HIV infection.

At a glance

Generic nameA4
Also known asC18T0.9 in MCT oil - CBD 18%, THC 0.9%
SponsorBreath of Life International Pharma Ltd
Drug classCD4 receptor antagonist
TargetCD4
ModalitySmall molecule
Therapeutic areaInfectious Disease
PhaseFDA-approved

Mechanism of action

By binding to the CD4 receptor, A4 prevents the HIV virus from entering and infecting T cells, thereby reducing the viral load in the body.

Approved indications

Common side effects

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results