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Acetylcysteine - Indications, Dosage, Side Effects and Precautions

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Information about Acetylcysteine

Generic Name : Acetylcysteine
Up-to-date prescription details regarding Acetylcysteine are provided here.

Pronunciation : a-SEET-il-SIS-teen

Learn the correct pronunciation of the Acetylcysteine, understand it's uses, recommended dosages, its indications, how to take, when to take, when not to take, side effects, special precautions, warnings and its and its storage instructions.
You will also find a list of the medication's International and Indian brand or trade names, as well as its pricing information. For verification of the information presented on this page or for additional clarifications, it's advisable to consult your doctor.


ICD Code : Y55.4 Therapeutic Classification : Expectorant and Cough Products

Trade Names/Brand Names of Acetylcysteine

India :

International :


ACC, Acemuc, Acemuk, Acetyst, Acetadote, Asist, Bronkyl, Brunac eyedrops, Fluimucil, Fluimukan, Flumil, Flutafin, Lysox, Mucinac, Mucohelp, Mucolysin, Mucomelt-A, MUCOMIX, Mucomyst, NAC AL, Nytex, Parvolex, PharmaNAC, Rheunac, Siran, Solmucaïne, Trebon N, Vlenolys.

Why is Acetylcysteine Prescribed? (Indications)

Acetylcysteine reduces the mucus plugging by breaking down the thick mucus in the airways and facilitates breathing in conditions like chronic bronchopulmonary disease and cystic fibrosis, a disorder that affects lungs.

It is also used to treat paracetamol overdose.

When should Acetylcysteine not be taken? (Contraindications)

Hypersensitivity.

What is the dosage of Acetylcysteine?

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.

How should Acetylcysteine 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.

What are the warnings and precautions for Acetylcysteine?

•Caution needed for pregnant and breastfeeding women.

• Do not mix acetylcysteine with other inhaled medications unless directed by the doctor.

What are the side effects of Acetylcysteine?

Mouth ulcer, nausea, vomiting, fever, runny nose, drowsiness, clamminess, chest tightness, rash, itching/swelling (especially of the face/tongue/throat) and breathing problem.

What are the other precautions for Acetylcysteine?

Avoid excess dosage.

What are the storage conditions for Acetylcysteine?

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.
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