γ-Hydroxybutyric acid, also known as 4-hydroxybutanoic acid, is a naturally occurring neurotransmitter and a psychoactive drug. It is a precursor to GABA, glutamate, and glycine in certain brain areas. It acts on the GHB receptor and is a weak agonist at the GABAB receptor.
Onset of action: Within 5–15 min
Metabolism: 95%, mainly liver, also in blood and tissues
Elimination half-life: 30–60 minutes
IUPAC ID: 4-Hydroxybutanoic acid, Sodium 4-hydroxybutanoate
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