Pharmacology Seedatives & Hyponotics 06dcf33f All of the following are CNS stimulants except- A Amphetamines B Benzodiazepines C Cocaine D Methylphenidate High-Yield Explanation Ans. is 'b' i.e., Benzodiazepines o CNS stimulants are amphetamine, methylphenidate, atomoxetine, modafinil, cocaine, pemoline and caffeine.