How to Take Acetylcysteine and Dose of Acetylcysteine


Find out how to take Acetylcysteine (drug) and its dose. Describes the best time to take the drug and precautions if any that should be followed.

How to take Acetylcysteine


How it should be taken  

It comes as a sterile unpreserved solution (not for injection) in vials containing a 10% (100 mg/mL) or 20% (200 mg/mL) solution of acetylcysteine.

Dosage & When it is to be taken

The recommended dose for most patients is 3 to 5 mL of the 20% solution or 6 to 10 mL of the 10% solution three to four times a day.

When it is not to be taken (Contraindications) 

Hypersensitivity.

Why it is prescribed (Indications)  

This medication is a mucolytic agent, prescribed for chronic bronchopulmonary disease, cystic fibrosis and others. It works by thinning of mucus and ease its removal. It is also used in the management of paracetamol overdose. It works by thinning of mucus and ease its removal.

Pregnancy Category

Category B : Animal reproduction studies have failed to demonstrate a risk to the fetus and there are no adequate and well-controlled studies in pregnant women OR Animal studies have shown an adverse effect, but adequate and well-controlled studies in pregnant women have failed to demonstrate a risk to the fetus in any trimester.

Warnings and Precautions  

Caution needed for pregnant and breastfeeding women.
Do not mix acetylcysteine with other inhaled medications unless directed by the doctor.

Storage Conditions  

Store at room temperature between 59-86 degrees F (15-30 degrees C) away from light. After opening the vial, store in the refrigerator and use within 96 hours (4 days). The solution may change to a light purple color. This is normal and will not affect how the drug works.
Buy Medication (Drug) at Concessional Price from India

Drugs A - Z

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Drugs Search

Medindia Newsletters

Subscribe to our Free Newsletters!

Terms & Conditions and Privacy Policy.

Find a Doctor

Stay Connected

  • Available on the Android Market
  • Available on the App Store