neostigmine

noun Pharmacology.

1. a synthetic anticholinesterase, C12H19N2O2, used in the treatment of myasthenia gravis, glaucoma, and postoperative urinary bladder distention.

n.

1. A drug that inhibits acetylcholinesterase, used in its bromide form orally and its methylsulfate form parenterally to treat myasthenia gravis.