Acetylcysteine: Uses, side effects, precautions, dosage

Brand names and manufacturer

GLUTON-600 cap


Type: OTC/Prescription/schedule

Acetylcysteine is a prescription drug available from your pharmacy store only with the prescription of a qualified medical practitioner.

Pronunciation: Acetylcysteine  Is pronuounced as: a-SEET-il-SIS-teen

What is acetylcysteine?

Acetylcysteine is Anti tussive, Expectorent / Mucolytic drug.

Common uses of acetylcysteine

Acetylcysteine is used in the treatment of cough which is associated with sticky mucus.

Acetylcysteine is also used as anti dote for paracetamol poisoning

How to use acetylcysteine

Take acetylcysteine exactly as prescribed by your doctor. If do not understand these instructions ask your pharmacist, nurse or doctor to explain them to you.

Do not take the medication in larger amounts or for longer duration than recommended by your doctor.

Acetylcysteine vial should be inspected visually for particulate matter prior to administration. Preparations of acetylcysteine containing visibly opaque particles should not be used. Acetylcysteine inj is given by your doctor by IV.

Acetylcysteine solution can be inhaled directly in to the lungs using the nebulizer with the face mask or mouth piece. If you do not know how to use inhaler and amount of solution to inhale take clear direction from your physician or pharmacist.

Acetylcysteine tablets, use as directed by your doctor

What should I discuss with my health care provider before taking acetylcysteine?

Always remember to inform your health expert if you are currently taking any OTC or prescription drugs and ask them about drug interactions with acetylcysteine.

Inform your doctor or pharmacist if you have any breathing problems.

When not to take acetylcysteine

Do not take this medication if you are allergic to acetylcysteine or if you have breathing problems esp if you are suffering from asthma.

What are the precautions I should follow for acetylcysteine?


Old people:

Pregnant woman: Acetylcysteine belongs to FDA pregnancy category B. This means that acetylcysteine is safe during pregnancy and is not expected to cause any harm to the unborn baby. Always inform your doctor if you are pregnant or are planning for conception.

Lactating women: It is not known whether acetylcysteine passes into breast milk or if it could harm the baby. Do not take acetylcysteine with out first talking to doctor if you are breast feeding baby.


What are the dosage forms of acetylcysteine are available in the market

Acetylcysteine is available in the form tablets, capsules, solution and injection. Your doctor will prescribe depend on the condition and severity of the disease you are suffering.

Doses for acetylcysteine

Use as directed by your physician, your physician prescribes depending on the severity of disease.

Use the complete course of medication as prescribed by your physician even though you feel better after one or two days of usage of medication.

What about if I missed the dose of acetylcysteine

If it is almost the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not take two doses at same time to cover up the missed dose.

What should I do if I over dosage acetylcysteine

In case of overdose contact your nearest poison control centre or emergency medical centre for immediate care by physician.

What are the common side effects of acetylcysteine?

The following are the side effects for acetylcysteine

  • Nausea, vomiting,
  • Dizziness
  • Cough

When to consult the health expert about the side effects of acetylcysteine

If you notice any allergic reactions like skin rash, itching, breathing problems, chest tight ness, swelling of the face, lips stop using the medication and consult your physician immediately.

How do I store acetylcysteine?

Store acetylcysteine at room temp (15 – 30 degrees C). Avoid excessive heat, moisture or direct sunlight, never store in the bathroom.

Keep it out of reach of children. Make sure that any leftover portion is disposed off safely.

What is the most important information I should know about acetylcysteine

Once opened the bottle is opened the color of acetylcysteine solution may change and it is not harmful.

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