Description and Brand Names

Drug information provided by: Micromedex

US Brand Name

  1. Mucomyst


Acetylcysteine is a mucolytic (medicine that destroys or dissolves mucus). It is usually given by inhalation but may be given in other ways in a hospital.

Acetylcysteine is used for certain lung conditions when increased amounts of mucus make breathing difficult. Acetylcysteine liquefies (thins) or dissolves mucus so that it may be coughed up. Sometimes the mucus may have to be removed by suction.

This medicine is available only with your doctor's prescription.

This product is available in the following dosage forms:

  • Solution