<prompt> Which of the following antiparkinsonian drugs directly activates dopaminergic D2 receptors in the striatum?PramipexoleEntacaponeBenserazideSelegiline  <response>: Ref: KDT 6e p419, 420 Directly acting D2 receptor agonists can be Ergot derivatives e.g. bromocriptine and pergolid Non-ergot compounds e.g. pramipexole and ropinirole 