Dr. Sunil used edrophonium for differentiating a myasthenic crisis from the cholinergic crisis. He preferred it over other anticholinesterase agents because of its:: (A) Shorter duration of action, (B) Longer duration of action, (C) Direct action on muscle end plate, (D) Selective inhibition of true cholinesterase
Answer is A. Edrophonium- Short-acting anticholinesterase.
In Myasthenia gravis, edrophonium improves the condition.