Medication info

OK Power Gel

OTC medication
Ingredient · strength
Terbinafine Hydrochloride›10mg / 1gLidocaine›20mg / 1gEnoxolone›1mg / 1gDiphenhydramine Hydrochloride›10mg / 1gIsopropyl Methylphenol›10mg / 1g
Manufacturer / importer
조아제약(주)
Appearance
Colorless transparent gel
Packaging
15g - 15 grams/tube
Approval status
Active

MFDS item code 201903099 · Notified 2019.05.14

Summary

Main use
Improvement of athlete's foot, jock itch (dermatophyte infection)
Who uses it
Adults
Adult dosage
Apply an appropriate amount once a day to the affected area.

Ingredients

Manufacturer
조아제약(주)

Efficacy & effects

Improvement of athlete's foot, jock itch (dermatophyte infection)

  • Athlete's foot
  • jock itch
  • ringworm
View approved original text

This medication is used for skin fungal infections such as athlete's foot, jock itch (tinea cruris), and ringworm.

Dosage and Administration

Adult dosage

Apply an appropriate amount once a day to the affected area.

Precautions

This medicine should not be used by individuals who have previously experienced hypersensitivity. It is also advisable for pregnant women, those who may become pregnant, and nursing mothers to avoid using this medicine. Children and infants should not use this medicine either. This medicine should not be applied to the eyes and surrounding areas, inside the mouth or nose, vaginal area, or on the genitalia and vulva. It should also not be used on areas with eczema, moist areas, or severe wounds that are raw or cracked. It is also safer not to apply this medicine to nails and the scalp. If you are currently undergoing treatment by a doctor or have previously experienced allergic reactions to medications, you must consult a doctor or pharmacist before using this medicine. This also applies to individuals with family members who have a history of allergies. Consultation with a professional is necessary if applying to the face, broad areas, or infected areas. Furthermore, caution is necessary if it is unclear whether the skin condition is eczema, athlete's foot, or jock itch. This medicine contains an ingredient called propylene glycol, so those who are allergic to this component should use it with caution. If you experience inflammation, peeling, wounds, dryness, cracking, pain, pigmentation, irritation, warmth, itching, swelling, hives, or any other symptoms while using this medicine, you must stop using it immediately and consult a doctor or pharmacist. If symptoms do not improve or worsen after about two weeks of use, you should seek professional assistance. This medicine must be used according to the prescribed dosage and administration, and the affected area and surrounding area should be cleaned before application. Care must be taken to avoid contact with the eyes; if contact occurs, rinse immediately with clean water or warm water and seek ophthalmic care. It is important not to touch mucous membranes such as the eyes, mouth, or nose with hands that have been in contact with this medicine. This medicine is for external use only and should never be ingested. There have been reports in animal studies that the components of this medicine can cause mild toxicity due to light, so caution is needed during use. When storing, it should be kept in a sealed container away from direct sunlight and in a cool place with low humidity. It should be placed in a safe location out of the reach of children, and should not be transferred to another container. Expired products should not be used, and it is advisable to use the product as soon as possible after opening. Care must be taken as this medicine can stain floors or furniture and may cause damage. Additionally, it should not be placed near flames or heat sources, and used containers should not be thrown into the fire for safety.

Side effects and when to seek care immediately

Serious side effects

  • Hives
  • swelling (edema)
  • rash

Mild side effects

  • Rash
  • eczema
  • itching
  • swelling
  • skin inflammation
  • flaking (dandruff, peeling)
  • skin dryness
  • tightness
  • cracking
  • pain
Show 10 more
  • pigmentation
  • irritation
  • warmth
  • abrasions
  • maceration
  • blisters
  • rash redness (hyperemia)
  • itching
  • swelling
  • hives

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

Storage

This medicine should be stored in a sealed container to prevent exposure to air and moisture, ideally at room temperature between 1 and 30 degrees Celsius. Storing it this way will help maintain the effectiveness of the medication for a longer period.

Appearance and packaging

Appearance

Colorless transparent gel

Package unit

15g - 15 grams/tube

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

  • QMy skin is peeling and feels tight; can I continue applying it?

    Reported adverse reactions include skin peeling, dryness, tightness, and cracking; if these occur, it is essential to stop using the medication immediately and consult with a doctor or pharmacist. If distinguishing from athlete's foot symptoms is difficult, show the affected area to the pharmacist for confirmation.

    Answers 1 · 2026.09.14

  • QHow many times a day should I apply the antifungal cream?

    It is advised to apply an appropriate amount once daily to the affected area. The efficacy includes athlete's foot, jock itch, and ringworm; if blisters, maceration, or itching occur at the application site, stop using it and consult a 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.