Medication info

Ichirescue Plaster

OTC medicationPatch
Ingredient · strength
Diphenhydramine›0.493mg / 1 sheetIsopropyl Methylphenol›0.493mg / 1 sheetL-Menthol›1.478mg / 1 sheet
Manufacturer / importer
(주)한독
Appearance
A colorless, transparent, adhesive substance coated on a backing with a translucent printed image, formed into a circular plaster.
Packaging
30 pieces (6 pieces x 5 sheets), 36 pieces (6 pieces x 6 sheets), 42 pieces (6 pieces x 7 sheets)
Approval status
Active

MFDS item code 202400026 · Notified 2024.01.04

Summary

Main use
Relief of skin symptoms such as insect bites and itching.
Who uses it
Adults
Adult dosage
Apply one piece to the affected area (site of disease) once a day to multiple times a day.

Ingredients

Manufacturer
(주)한독

Efficacy & effects

Relief of skin symptoms such as insect bites and itching.

  • Insect bites
  • itching
  • chilblains
  • frostbite injuries
View approved original text

This medicine is used for insect bites and itching, as well as chilblains or frostbite injuries.

Dosage and Administration

Adult dosage

Apply one piece to the affected area (site of disease) once a day to multiple times a day.

Precautions

This medicine should not be used by those with allergic reactions to specific ingredients or children under 30 months of age. This medicine should not be applied to sensitive areas like the eyes or surrounding areas, mucous membranes, or areas affected by eczema, urticaria, wound sites, or very sensitive skin. Individuals with a history of allergy to medicines or cosmetics, individuals with an allergic constitution either personally or in their family, people with weeping or soreness, or severe inflammation of the skin, and those currently receiving treatment from a doctor must consult a specialist before using this medicine. This medicine contains propylene glycol, and those sensitive or with a history of allergies to this ingredient must use it with caution. If symptoms such as skin rash, redness, swelling, itching, or pain occur during use, discontinue use immediately and consult a specialist. If symptoms do not improve after 5 to 6 days of use, definitely consult a specialist. This medicine must be used according to the prescribed dosage and administration, and when used by children, caregivers must supervise closely. This is for external use only and should not be taken orally or inhaled. Care should be taken to avoid contact with the eyes; if it comes into contact with the eyes, rinse immediately with clean water, and if symptoms are severe, seek treatment from an eye specialist. Do not tightly cover the area where this medicine is applied or expose it to hot water or heat. Care should be taken as water may cause irritation when it comes into contact with the application site, and those with sensitive skin are advised not to use it continuously on the same area. Apply once a day for about 4 to 5 hours and avoid long-term use on the same area; it is rare but may cause skin inflammation or pigmentation. When the affected area is wet with sweat or moisture, it should be cleansed before use. Keep this medicine out of the reach of children, store it away from direct sunlight, and in a cool, dry place. If a medicine is removed from its original container and transferred to another container, misdirection or deterioration of quality may occur, so it must be stored in the original container and tightly closed. Do not use products that have passed their expiration date.

Side effects and when to seek care immediately

Mild side effects

  • Rash, redness, itching, pain, swelling, edema, inflammation, pigmentation, dermatitis, irritation due to sweating, skin maceration.
  • Irritation if it enters the eye.

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

Storage

This medicine should be stored in a tightly closed container, protected from air and moisture, at room temperature between 1°C and 30°C. Storing this way helps maintain the efficacy of the medicine and prevents deterioration.

Appearance and packaging

Appearance

A colorless, transparent, adhesive substance coated on a backing with a translucent printed image, formed into a circular plaster.

Package unit

30 pieces (6 pieces x 5 sheets), 36 pieces (6 pieces x 6 sheets), 42 pieces (6 pieces x 7 sheets)

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

  • QIs it okay to carry it in my bag?

    It is advised to store it in a tightly sealed container at room temperature (1 to 30°C). When carrying, keep the packaging tightly closed and avoid exposing it to significantly higher temperatures.

    Answers 1 · 2026.09.14

  • QThe area where I applied it is swollen and painful.

    If rashes, redness, swelling, pain, or edema occur, usage should be stopped immediately, and consultation with a physician or pharmacist is advised. If symptoms persist even after removing the patch, seek medical attention.

    Answers 1 · 2026.09.14

  • QIs this for applying to insect bites?

    Yes, it is a patch used for insect bites and itching, and it is recommended to apply it once daily or multiple times, using one patch at a time.

    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.