Ingredient

Lidocaine

Lidocaine is an ingredient used as a local anesthetic to reduce pain.

See medicines used for Mental & Nervous System
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156
Single ingredient
61
Combination
95
Prescription medication
38
OTC medication
118

MFDS ingredient code M040131

What does it do?

Lidocaine is an ingredient belonging to the local anesthetic class, applied to the skin or mucous membranes or injected to relieve pain. It is primarily used to reduce pain before or during procedures.

Lidocaine works by blocking the transmission of signals in nerve cells, preventing pain signals from reaching the brain. As a result, the sensation in the affected area is temporarily dulled, and pain is reduced.

Commonly used for

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

Good to know

Lidocaine has a rapid onset of action and a moderate duration compared to other local anesthetics, making it widely used in various treatments. Additionally, it is characterized by its safety for use not only on the skin but also on mucous membranes.

Medicines containing this ingredient

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

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156 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

  • QIs it safe to apply a medication containing lidocaine in my child's mouth?

    Lidocaine is used not only on the skin but also on mucous membranes, but whether it can be used in children and the dosage varies by product. Please check the age specifications of the product before use and consult with a pharmacist or doctor.

    Answers 1 · 2026.09.14

  • QWhy does applying lidocaine numb the sensation?

    Lidocaine is a local anesthetic that blocks the signal transmission in nerve cells, preventing pain signals from reaching the brain. As a result, the sensation in the area where it is applied or injected is temporarily dulled, reducing pain.

    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.