General Description
Neostigmine, sold under the brand name Prostigmin among others, is a medication used to treat myasthenia gravis, Ogilvie syndrome, and urinary retentionwithout the presence of a blockage.[1][2] It is also used together with atropine to end the effects of neuromuscular blocking medication of the non-depolarizingtype.[1] It is given by injection either into a vein, muscle, or under the skin.[1] After injection effects are generally greatest within 30 minutes and last up to 4 hours.[1]
Common side effects include nausea, increased saliva, crampy abdominal pain, and slow heart rate.[1] More severe side effects include low blood pressure, weakness, and allergic reactions.[1] It is unclear if use in pregnancy is safe for the baby.[1] Neostigmine is in the cholinergic family of medications.[1] It works by blocking the action of acetylcholinesterase and therefore increases the levels of acetylcholine