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Acetyl Cysteine

Prescription vs.OTC: Prescription by Doctor required
Last Updated: November 24, 2020

Acetyl Cysteine is prescribed for decreasing the mucous secretion that occurs if you suffer from lung diseases such as bronchitis, asthma and emphysema. It can be taken with or without food. It is recommended to consume this medication at the same time each day to get the maximum benefit. It is vital to finish the course of medication.

Your doctor will prescribe the dose by examining your symptoms. It is important to complete the course of treatment and you must not stop taking it without informing your doctor. If you have missed a dose then take it as soon as you remember. However, you must never take a double dose. So, if it is already time for the next scheduled dose then skip the missed dose.

Fever, nausea, vomiting, and rash are some of the common side effects that may occur. Do not take this drug if you are allergic to any of its constituents. If you have a known allergy to some food or components, let your doctor know. Usually, it is suggested to consume plenty of fluids during the course of treatment.

Before taking this drug, inform your healthcare expert if you have asthma. In such cases, close monitoring is required. Your doctor should also if you are pregnant, planning pregnancy or breastfeeding. Also, talk to your doctor and inform him/her if you have any kidney or liver problems.

Since increased bronchial secretions may develop after inhalation, percussion, postural drainage and suctioning should follow; if bronchospasm occurs, administer a bronchodilator; discontinue acetylcysteine if bronchospasm progresses.

Information given here is based on the salt content of the medicine. Uses and effects of the medicine may vary from person to person. It is advisable to consult a Dermatologist before using this medicine.

This medication is primarily used for the following conditions:

  • Thickened Respiratory Tract Secretions

  • Lower Respiratory Tract Infection

  • Upper Respiratory Tract Infection

  • Hypersensitivity

Here are some of the possible side effects of this medication:

  • Are there any pregnancy warnings?

    There are no adequate and well-controlled studies in pregnant women; use if only clearly needed only after consulting a doctor.
  • Are there any breast-feeding warnings?

    There are no adequate and well-controlled studies in pregnant women; use if only clearly needed only after consulting a doctor.
  • Does this affect kidney function?

    The drug is safe to be consumed. You must still inform your doctor about your kidney problems before consuming this drug.
  • Does this affect liver function?

    The drug is safe to be consumed. However, patients having any liver ailment should talk with a doctor before consuming it.
  • Is it safe to drive while on this medicine?

    It is safe to drive however avoid it if you are not able to concentrate or focus after consuming this drug.
  • What is the onset of action?

    Mucus liquefaction occurs maximally within 5-10 minutes, if inhaled.
  • How long is the duration of effect?

    Can persist for >1 hour after its administration.
  • Are there any overdose instructions?

    In case of an overdose, you may experience some side effects. Therefore, it is advised to take medical help immediately.
  • Are there any missed dose instructions?

    It is advised to not to miss a dosage since there is just one dose per day. Consume the missed dosage as soon as you remember.
  • India

  • United States

  • Japan

Below is the list of medicines, which contains Acetyl Cysteine as ingredient

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This drug is a mucolytic medication. It helps by thinning the mucus (phlegm) so that it becomes easy to cough it out. Hence, it works by clearing the air passages and making breathing easier for patients suffering from respiratory problems.

Whenever you take more than one medicine, or mix it with certain foods or beverages, you"re at risk of a drug interaction.

  • Interaction with Alcohol

    The intake of alcohol should be avoided during the course of medication, however, no adverse effects have been reported.
  • Interaction with Medicine

    Adsorbed by activated charcoal; clinical significance is minimal, though, once a pure acetaminophen ingestion requiring N-acetylcysteine is established; further charcoal dosing is unnecessary once the appropriate initial charcoal dose is achieved (5-10 g:g acetaminophen).
  • Interaction with Food

    Information not available.

Ques: What is Acetyl Cysteine?

Ans: It is a prescription drug that can be found in three forms i.e oral tablets, inhaling solution and injectable solution.

Ques: What are the uses of Acetyl Cysteine?

Ans: It is used to treat and remove the thick and sticky mucus formed in the airways. This mucus is formed if the person has some lung disease like bronchitis etc.

Ques: How to use Acetyl Cysteine?

Ans: Use this medicine strictly as instructed by your doctor.

Ques: Is the dosage of Acetyl Cysteine different for children?

Ans: No, it is the same for children. However if the child vomits within one hour of taking medicine, repeat the dose.

Ques: What are the side-effects of Acetyl Cysteine?

Ans: Side-effects include Nausea, Vomiting, or runny nose in some cases.

Ques: What precautions should be taken while taking Acetyl Cysteine?

Ans: Tell your doctor if you’re allergic to anything related to this medication.

Ques: What if I have missed a dose of Acetyl Cysteine?

Ans: If you have missed a dose, take it as soon as you remember. If it's time for your other dose, stick to the routine. Don’t double the dose.

Ques: Is Acetyl Cysteine a habit forming drug?

Ans: No such cases have been reported yet.

Ques: Is Acetyl Cysteine safe for pregnant women?

Ans: It is safe for pregnant women. However, consult your doctor beforehand.

Ques: Is Acetyl Cysteine safe for breastfeeding women?

Ans: Yes, it is safe for breastfeeding women and no special precautions are required.
Disclaimer: The information produced here is best of our knowledge and experience and we have tried our best to make it as accurate and up-to-date as possible, but we would like to request that it should not be treated as a substitute for professional advice, diagnosis or treatment.

Lybrate is a medium to provide our audience with the common information on medicines and does not guarantee its accuracy or exhaustiveness. Even if there is no mention of a warning for any drug or combination, it never means that we are claiming that the drug or combination is safe for consumption without any proper consultation with an expert.

Lybrate does not take responsibility for any aspect of medicines or treatments. If you have any doubts about your medication, we strongly recommend you to see a doctor immediately.

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Content Details
Written By
PhD (Pharmacology) Pursuing, M.Pharma (Pharmacology), B.Pharma - Certificate in Nutrition and Child Care
Pharmacology
Reviewed By
MBBS, DNB (General Medicine)
General Physician
Table of Content
About Acetyl Cysteine
What are the uses of Acetyl Cysteine
What are the contraindications of Acetyl Cysteine ?
What are the side effects of Acetyl Cysteine ?
Key highlights of Acetyl Cysteine
What are the dosage instructions?
Where is the Acetyl Cysteine approved?
Medicines containing Acetyl Cysteine
How does this medication work?
What are the interactions of Acetyl Cysteine ?
FAQs about Acetyl Cysteine