<prompt> A 6 year old boy taken for ophthalmic examination under anaesthesia. His father told that he has lower limb weakness his elder brother died at 14 years of age. Which anaesthetic drug has to be avoided.SuccinylcholinePancuroniumAtracuriumDexacurium  <response>: ROLE OF SUCCINYLCHOLINE ON MUSCLES Succinylcholine, commonly used in anesthesia, paralyzes normal skeletal muscles by blocking transmission at the myoneural junction 