About pregabalina gaba agonist, anticonvulsant.mechanism of action of pregabalinpregabalin is a gaba neurotransmitter analog. it produces its action by modulating calcium channels and also reduces the release of neurotransmitters such as glutamate, norepinephrine, serotonin, dopamine and substance p.indications for pregabalin1.epilepsy 2.generalised anxiety disorder 3.neuropathic pain typical dosage for pregabalin150- 300mg / day in 2 divided doses