What Does Pyridostigmine Do?

Pyridostigmine is used to decrease muscle weakness resulting from myasthenia gravis.

How does pyridostigmine treat myasthenia gravis?

Pyridostigmine. The first medicine used for myasthenia gravis is usually a tablet called pyridostigmine, which helps electrical signals travel between the nerves and muscles. It can reduce muscle weakness, but the effect only lasts a few hours so you'll need to take it several times a day.

What effect does pyridostigmine have?

Pyridostigmine is used to improve muscle strength in patients with a certain muscle disease (myasthenia gravis). It works by preventing the breakdown of a certain natural substance (acetylcholine) in your body. Acetylcholine is needed for normal muscle function.