Ingredient

DL-Methylephedrine Hydrochloride

DL-Methylephedrine Hydrochloride is a medication that helps relieve cough and facilitates mucus expulsion.

All medicines
422
Combination
422
Prescription medication
28
OTC medication
394

MFDS ingredient code M204422

What does it do?

This ingredient belongs to the class of antitussives and expectorants that alleviate cough and phlegm symptoms. It is primarily used to reduce coughing and expel phlegm in respiratory conditions.

It increases mucus secretion in the airways, helping to soften phlegm for easier expulsion. Additionally, it plays a role in controlling the cough reflex, thereby reducing the frequency of coughing.

Approved uses differ by product. Check each product's information for its actual use.

Good to know

Unlike other antitussives and expectorants, DL-Methylephedrine Hydrochloride exhibits both mucus secretion promotion and cough suppression effects. As a result, it is effective in managing both cough and phlegm symptoms together.

Medicines containing this ingredient

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

Category
Dosage form
Strength
Category

422 total

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Even with the same ingredient, dosage and approved uses can differ by strength, dosage form and combined ingredients. Check each product's information before taking it.

Combined ingredients

Ingredients used together with this ingredient in combination products.

Questions about this ingredient

  • QWhat is DL-Methylphenidate Hydrochloride, which is found in cold medicine?

    As a component of expectorants that alleviates cough and phlegm symptoms, it is used to reduce coughing and assist in phlegm expulsion during respiratory illnesses. If you take multiple cold medications, please check the ingredient lists to avoid overlapping components.

    Answers 1 · 2026.09.14

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

SourceKorea Ministry of Food and Drug Safety (Drug Safety Korea)

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.