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: Anaesthesia
[{'content': 'In myasthenia gravis, which drugs should not be used – a) Gallamineb) Neostigminec) Aminoglycosidesd) Metronidazolee) Ampicilin \nSelect and explain. \nA. a, B. bc, C. ad, D. ac', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Non-depolarizing NM blocker (Gallamine) and antibiotics with NM blocking property (e.g. aminoglycosides) should be avoided in patients with mysthenia gravis.', 'role': 'assistant'}]