<prompt> Which one of the following is a Benzodizapine Antagonist?FlumazenilMethadoneAtropineNaloxone  <response>: A Flumazenil Flumazenil, a 1,4-imidazobenzodiazepine, is an antagonist that can reduce or terminate benzodiazepine effects in a dose-dependent manner. Antagonist acts by the competitive inhibition of benzodiazepines at their central nervous system receptor sites Naloxone is an opioid antagonist Methadone is a synthetic opioid used medically as an analgesic and as a maintenance antiaddictive for use in patients with opioid dependence. 