Harmine, caffeine, and damianin—compounds from three Brazilian medicinal plants—show multi-target neuropharmacological activity that could help treat addiction. Computational docking predicted harmine as a selective D2 receptor partial agonist (−10.2 kcal/mol), caffeine as a moderate 5-HT2A modulator (−8.1 kcal/mol), and damianin as a GABA-A agonist-like compound (−9.5 kcal/mol). Network simulations suggested synergistic modulation of dopaminergic, serotonergic, and GABAergic pathways. ADMET profiles indicated favorable brain permeability and oral bioavailability, though harmine showed moderate CYP2D6 inhibition. The findings support a triadic pharmacodynamic model for mitigating craving and withdrawal, but require further validation.
Controlled microdosing of álak, a traditional Filipino distilled spirit, may help stabilize nervous system function in people recovering from methamphetamine dependence. In an exploratory clinical study, twelve post-detoxification patients received 5–10 ml of álak (≤10% ethanol) daily for 14 days under medical supervision. Eight of the twelve participants (66.7%) showed marked improvements in sleep continuity, reduced tremors, and lower anxiety scores (mean anxiety reduction 23.4%). No signs of intoxication, craving substitution, or liver distress occurred; one participant reported a mild headache that resolved. These preliminary findings suggest potential GABAergic modulatory effects that could aid neurophysiological stabilization during methamphetamine recovery, warranting further research.