Prescription Required
IMPORTANT NOTE: A valid Prescription is required to be mailed or faxed to complete this order. I acknowledge that I will need to be contacted to complete a health profile before my order is shipped.


What is Mucomyst (Acetylcysteine) prescribed for?

Lung diseases are some of the most common medical conditions in the world today. The lungs are part of a complex apparatus, expanding and relaxing thousands of times each day.  All of this to bring in oxygen and expel carbon dioxide. Lung diseases can result from problems in any part of this system.

This medication is an inhaler, and when inhaled by mouth, Acetlcysteine assists in thinning and loosening the mucus that is in the airways, which is caused by various lung diseases. Some good examples are; emphysema, bronchitis, cystic fibrosis, pneumonia. When this medication is set into motion, the effect helps clear away the mucus from your lungs so that you may breathe easier.

If you are using this medication for lung disease, your doctor or nurse will advice on how to use this medication and will show you the proper way keep it safe. Listen to any and all of the advice they may have to offer.


If you are using this mediation to treat lung diseases, inhale this medication by mouth. You may notice a slight odour when you first breathe in the medication. But the odour will quickly go away. If you are using a face mask to breath in the medication, there may be some stickiness on your face after use. Make sure to wash your face with water, after you have taken the medication.

Do not mix Acetylcysteine with other inhaler medications unless directed to do so by your doctor. And inform you doctor if you have vomited within 1 hour after taking this medication. You may need to take another dose.


Before taking this medication, it is best to advise your doctor if you are allergic to Acetylcysteine; or to any other medications or allergies in general.

Before taking this medication, it is for the best to inform you doctor of you Medical history. Especially of;  asthma, stomach/intestinal ulcer.

Side Effects

Some of these side effects may occur when taking this medication; they are as follows; Nausea and vomiting may occur. Mouth sores and runny nose may also occur if you are inhaling this medication by mouth. However if any of these effects persist or worsen, contact your doctor right away.

If you are taking this medication by mouth, tell your doctor right away if any of these unlikely but serious side effects occur: severe stomach/abdominal pain, black stools, vomit that looks like coffee grounds.

If you are inhaling this medication by mouth, seek immediate medical attention if any of these rare but very serious side effects occur: chest pain/tightness, trouble breathing.

A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.


What happens if I suddenly stop taking this medication?

There may be a relapse in symptoms as well as side effects. You should speak your doctor before stop taking this medication.


 What is the best dosage to take?

The diagnosis with your doctor will be able to determine the best dosage for your treatment. Work with your doctor closely for dosage and dosing schedules.


 What happens if I miss a dose?

You should take the missed dose as soon you realize you have forgotten. If the forgotten dose is closer to your next scheduled dose, take the next schedule dose to avoid overlapping in dose.


 What is the best way to store this medication?

This medication is stored at room temperature, and should be kept away from children and pets. Do not throw away this medication in the wastebasket. If you are uncertain how to dispose of this medication speak with your pharmacist for help in safely disposing of this medication.