Medication info
Muclaran Capsule 200 mg (Acetylcysteine)

Muclaran Capsule 200 mg (Acetylcysteine)

OTC medicationHard capsule경구
Ingredient · strength
Acetylcysteine›200mg / 1 capsule
Manufacturer / importer
대웅바이오(주)
Appearance
A white capsule filled with white powder in the upper and lower parts.
Packaging
For domestic use - 30 capsules/bottle, For domestic use - 300 capsules/bottle
Approval status
Active

MFDS item code 202003464 · Notified 2020.05.13 · Insurance code 694003020

Summary

Main use
Relief of difficulty in sputum discharge in respiratory diseases such as acute and chronic bronchitis and bronchial asthma
Who takes it
Adults · Children
Adult dose
In acute conditions, adults should take 200 mg three times daily. In chronic conditions, adults should take 200 mg twice daily.
Child dose
In acute conditions, children aged 6 to 14 years should take 200 mg twice daily. In chronic conditions, children aged 6 to 14 years should take 100 mg three times daily. For cystic fibrosis, children aged 6 or older should take

Ingredients

Manufacturer
대웅바이오(주)

Efficacy & effects

Relief of difficulty in sputum discharge in respiratory diseases such as acute and chronic bronchitis and bronchial asthma

  • Difficulty in sputum discharge
  • acute and chronic bronchitis
  • bronchial asthma
  • laryngitis
  • sinusitis
  • cystic fibrosis
View approved original text

This medication is used to relieve difficulty in sputum discharge in diseases such as acute and chronic bronchitis, bronchial asthma, laryngitis, sinusitis, and cystic fibrosis.

How to take

Adult dose

In acute conditions, adults should take 200 mg three times daily. In chronic conditions, adults should take 200 mg twice daily.

Child dose

In acute conditions, children aged 6 to 14 years should take 200 mg twice daily. In chronic conditions, children aged 6 to 14 years should take 100 mg three times daily. For cystic fibrosis, children aged 6 or older should take

Precautions

This medication should not be taken by individuals who are allergic to this medication or any of its components. People with ulcers in the stomach or duodenum should not use this medication. Additionally, children under 2 years old should not take this medication. Women who are pregnant or may become pregnant must consult a doctor before taking this medication. It is also important for nursing women to consult a professional before taking this medication, as it is uncertain whether this medication is excreted in breast milk. If digestive symptoms such as nausea, vomiting, stomatitis, heartburn, or diarrhea occur during use, discontinue use immediately and consult a doctor. If allergic reactions such as rash, itching, headache, tinnitus, or bronchospasm occur, stop taking the medication immediately and inform a professional. If heart rate increases or blood pressure rises, stop the medication and consult a doctor. Symptoms of respiratory difficulty have also been reported rarely, so if these symptoms occur, consult medical personnel immediately. This medication can reduce the effectiveness of some oral antibiotics, so it should be taken at least 2 hours apart from antibiotics. It is advisable to avoid mixing other medications with this liquid form of the medication and to store it in its original container. Keep this medication in a safe place out of the reach of children and be careful not to transfer it to another container.

Side effects and when to seek care immediately

Serious side effects

Urticaria, bronchospasm (especially in asthmatic patients), anaphylaxis, dyspnea

Mild side effects

  • Nausea
  • vomiting
  • stomatitis
  • heartburn
  • diarrhea
  • itching
  • rash
  • headache
  • tinnitus
  • tachycardia
Show 1 more
  • hypertension

Not everyone experiences these, and they can vary from person to person.

Interactions

Drug interactions

When taken with oral antibiotics, it should be spaced at least 2 hours apart. Avoid adding other medications to the solution of this medication.

Storage

This medication should be stored in a sealed container to protect it from air and moisture, ideally at room temperature between 1 degree and 30 degrees Celsius. Storing it this way will help maintain the effectiveness of the medication for a long time.

Appearance and packaging

Appearance

A white capsule filled with white powder in the upper and lower parts.

Package unit

For domestic use - 30 capsules/bottle, For domestic use - 300 capsules/bottle

Same-ingredient medicines

Even with the same ingredient, strength, dosage form and how it is taken can differ.

Even with the same ingredient, the dose and directions can differ by strength and dosage form. Talk to a doctor or pharmacist before switching from a medication you are already taking.

Questions about this medicine

  • QI have asthma; is it okay to take this?

    The efficacy includes the relief of difficult expectoration in bronchial asthma, but bronchospasm (especially in asthma patients) is listed as a side effect. If you have asthma, please consult your attending physician or pharmacist before taking it, and stop taking it immediately if you experience shortness of breath.

    Answers 1 · 2026.09.14

  • QI received a prescription for antibiotics as well; can I take them together?

    When taking orally administered antibiotics such as amoxicillin, cefuroxime, and doxycycline, it is advised to maintain an interval of at least 2 hours. Please check with your pharmacist how to space the doses.

    Answers 1 · 2026.09.14

  • QShould I take it before meals?

    Yes, it should be taken with a small amount of water before meals. For acute conditions, adults are advised to take 200 mg three times a day, and the dosage may differ for chronic conditions, so please check the instruction manual.

    Answers 1 · 2026.09.14

For anything that needs medical judgment, consult a doctor or pharmacist.

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This drug information is based on data provided by the Korea Ministry of Food and Drug Safety.
Consult a doctor or pharmacist for accurate dosage, administration, and usage instructions.