this depolarizing phenibut effect which is not bound with activation of gabaa-receptors and chloride channels coupled with them does not alter in na+-deficient medium , enhances in the medium with excess of k+ ions ( 10 mol/l ) and in presence of imidazol ( 5 . 10 ( -4 ) mol/l ) and is completely abolished in the ca2+-deficient medium with 2 mmol/l of mn2+ or in the presence of 10 ( -4 ) mol/l theophylline .
C0034807
gabaa-receptors
C0055363
chloride channels