<prompt> FlumazenilisBenzodiazepine antagonistBenzodiazepine agonistMelatonin receptor agonistGABA analogue  <response>: Benzodiazepine antagonist 399-KDT6th Flumazenil - Benzodiazepine antagonistUses - i To reverse BZD anaesthesia ii BZD overdose Melatonin receptor agonist - Ramelteon 