Flumazenil, false is -

Ans. is 'b' i.e., It may be used in barbiturate poisoning as it acts on the same receptor i.e. GABAA o It has been explained in previous explanation that BZDs and barbiturates have different binding sites on GABAA receptors. o Flumazenil is specfic antagonist of BZDs, i.e., it acts on BZDs binding site of GABAA receptors, which is different from Baributurate binding site. Therefore, flumazenil does not antagonize barbiturates --> not effective in barbiturates poisoning.