Medication info
Biel Acetyl Capsule (Acetylcysteine)

Biel Acetyl Capsule (Acetylcysteine)

OTC medicationHard capsule경구
Ingredient · strength
Acetylcysteine›200mg / 1 capsule
Manufacturer / importer
(주)라이트팜텍
Appearance
A hard capsule with a green upper part and a light green lower part filled with white powder.
Packaging
30 capsules/bottle, 500 capsules/bottle
Approval status
Active

MFDS item code 202001764 · Notified 2020.03.13 · Insurance code 690302400

Summary

Main use
Relief of sputum discharge difficulty caused by respiratory diseases such as acute and chronic bronchitis and bronchial asthma.
Who takes it
Adults · Children
Adult dose
For acute conditions: 200 mg once, three times a day. For chronic conditions: 200 mg once, twice a day.
Child dose
For acute conditions (ages 6-14): 200 mg once, twice a day. For chronic conditions (ages 6-14): 100 mg once, three times a day. For cystic fibrosis (ages 6 and older): 200 mg once, three times a day.

Ingredients

Manufacturer
(주)라이트팜텍

Efficacy & effects

Relief of sputum discharge difficulty caused by respiratory diseases such as acute and chronic bronchitis and bronchial asthma.

  • Sputum discharge difficulty
  • acute and chronic bronchitis
  • bronchial asthma
  • laryngitis
  • sinusitis
  • cystic fibrosis
View approved original text

This medicine is used to improve sputum discharge difficulty caused by acute and chronic bronchitis, bronchial asthma, laryngitis, sinusitis, and cystic fibrosis.

How to take

Adult dose

For acute conditions: 200 mg once, three times a day. For chronic conditions: 200 mg once, twice a day.

Child dose

For acute conditions (ages 6-14): 200 mg once, twice a day. For chronic conditions (ages 6-14): 100 mg once, three times a day. For cystic fibrosis (ages 6 and older): 200 mg once, three times a day.

Precautions

This medicine should not be taken by individuals who are allergic to this medicine or any of its components. Patients with ulcers in the stomach or duodenum should not use this medicine. Children under 2 years of age should not take this medicine. Additionally, individuals with genetic disorders that prevent lactose breakdown should not take this medicine. Pregnant women or women who may become pregnant should consult a doctor before taking this medicine. Nursing mothers should also consult a professional before use, as it is uncertain whether this medicine is present in breast milk. If gastrointestinal symptoms such as nausea, vomiting, stomatitis, heartburn, or diarrhea occur while taking this medicine, discontinue use immediately and consult a doctor. Symptoms such as hives, itching, skin rashes, headaches, tinnitus, or bronchoconstriction in asthma patients require immediate medical attention. Be cautious of symptoms such as rapid heartbeat or increased blood pressure, as severe allergic reactions may occur. If symptoms of difficulty breathing arise, discontinue use immediately and consult a healthcare professional. This medicine can reduce the effectiveness of certain antibiotics when taken together, so it should be taken at least 2 hours apart. Moreover, it is safe not to mix other medications with the solution of this medicine. Store this medicine out of reach of children, and it is important to keep it in its original container to maintain safety and quality.

Side effects and when to seek care immediately

Serious side effects

  • Hives
  • bronchospasm
  • anaphylaxis
  • difficulty breathing

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

This medicine must be taken at least 2 hours apart from oral antibiotics (amoxicillin, cefuroxime, doxycycline, erythromycin, chloramphenicol). Avoid adding other medications to the solution of this medicine.

Storage

This medicine should be stored in a tightly sealed container to prevent exposure to air and moisture, at room temperature between 1 to 30 degrees Celsius. Storing it this way helps maintain the effectiveness of the medicine and prevent deterioration.

Appearance and packaging

Appearance

A hard capsule with a green upper part and a light green lower part filled with white powder.

Package unit

30 capsules/bottle, 500 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

  • QHow many times a day should I take it if I have chronic bronchitis?

    For chronic conditions, adults take 200 mg twice a day with a small amount of water before meals. If you experience bronchospasm or difficulty breathing during use, stop immediately and consult your doctor or pharmacist.

    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.