<prompt> All of the following can be used for reversal of muscle relaxant EXCEPTNeostigmineAtropinePhysostigmineEdrophonium  <response>: For reversal of non-depolarizing blocker, anticholinesterases are used. Most commonly neostigmine is used. Other drugs are edrophonium, Pyridostigmine, Physiostigmine.Atropine is given to prevent muscarinic side effects of neostigmine it does not cause reversal. 