This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: ENT
[{'content': 'Antiemetic Phenothiazine with labrynthine suppressant activityused for veigo is ? \nSelect and explain. \nA. Prochlorperazine, B. Cinnarazine, C. Hyoscine, D. Promethazine', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'A' i.e., ProchlorperazineLabyrinthine suppressants used in veigoThey suppress end organ receptors or inhibit central cholinergic pathways in vestibular nuclei.These are :?Antihistaminics (with anticholinergic action) - cinnarizine, cyclizine, dimenhydrinate, diphenhydramine, promethazine.Anticholinergics- atropine, hyoscine.Antiemetic phenothiazines-prochlorperazine, thiethylperazine.", 'role': 'assistant'}]