<prompt> Drugs commonly used in pre-anaesthetic medication are all exceptDiazepamScopolamineMorphineSuccinyl choline  <response>: Succinylcholine is a neuro muscular blocker used during induction of General anaesthesia. Drugs used in premedication include benzodiazepines like midazolam, diazepam; opioids like morphine, fentanyl; anticholinergics like atropine, scopolamine, glycopyrrolate. 