Uses For 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.
Mucomyst brand of acetylcysteine is for inhalation (mucolytic agent) or oral administration (acetaminophen antidote), and available as sterile, unpreserved solutions (not for injection). The solutions contain 20% (Mucomyst-20) or 10% (Mucomyst-10) acetylcysteine, with edetate disodium in purified water. Sodium hydroxide is added to adjust pH to 7. Acetylcysteine is the N-acetyl derivative of the naturally-occurring amino acid, cysteine. The compound is a white crystalline powder with the molecular formula C5H9NO3S, a molecular weight of 163.2, and chemical name of N-acetyl-L-cysteine. Acetylcysteine has the following structural formula.
This product contains the following inactive ingredients: edetate disodium, sodium hydroxide, and purified water.
Mucomyst® (acetylcysteine solution, USP)
As a Mucolytic Agent
Mucomyst is contraindicated in those patients who are sensitive to it.
When inhaled by mouth, acetylcysteine is used to help thin and loosen mucus in the airways due to certain lung diseases (such as emphysema, bronchitis, cystic fibrosis, pneumonia). This effect helps you to clear the mucus from your lungs so that you can breathe easier.
When taken by mouth, acetylcysteine is used to prevent liver damage from acetaminophen overdose.
How to use Mucomyst Solution
If you are using this medication to treat lung disease, inhale this medication by mouth as directed by your doctor. A health care professional will show you the proper way to use this medication. Learn all preparation and usage instructions.
You may notice a slight odor when you first breathe in the medication. This odor will quickly go away. If you are using a face mask to breathe in the medication, there may be some stickiness on your face after use. Wash your face with water to remove the stickiness.
Do not mix acetylcysteine with other inhaled medications unless directed by the doctor or pharmacist.
If you are taking this medication by mouth, take it as directed by your doctor. The solution is usually mixed with another liquid (such as cola) to decrease nausea and vomiting. Drink the medication within 1 hour of mixing.
Tell your doctor if you vomit within 1 hour after taking your medication. You may need to take another dose.
The dosage is based on your medical condition and response to treatment. For acetaminophen overdose, the dosage is also be based on your weight.
Tell your doctor if your condition does not improve or if it worsens.