Asemuhi EX
アセムヒEX
Anti-itch cream for heat rash and contact dermatitis
Cream 15 g
Itching, rash (contact dermatitis), eczema, dermatitis, heat rash (prickly heat), hives, and insect bites.
Active Ingredients (per 100 g)
Prednisolone Valerate Acetate (PVA) 0.15 g
Diphenhydramine 1.0 g
l-Menthol 3.5 g
Crotamiton 5.0 g
Tannic acid 0.06 g
Inactive Ingredients
L-arginine, edetate sodium, diisopropyl adipate, cetyl 2-ethylhexanoate, carbomer, xanthan gum, stearyl alcohol, glyceryl triisocaprylate, 1,3-butylene glycol, macrogol, isopropyl myristate, sodium copper chlorophyllin, polyoxyethylene hydrogenated castor oil, polyoxyethylene cetyl ether, glyceryl stearate, sodium dihydrogen phosphate, polypropylene glycol
Instructions for Use
- ✓Apply an appropriate amount to the affected area several times daily.
- ✓For children, use under adult supervision.
- ✓Keep away from the eyes. If contact occurs, rinse immediately with water or lukewarm water. If symptoms such as persistent redness, pain, or excessive tearing occur, see an ophthalmologist.
- ✓For external use only — do not ingest.
- ✕Do not apply to chickenpox (varicella), athlete's foot, ringworm, or infected/suppurating skin.
- ✕Do not apply over a wide area of the face.
- ✕Do not use long-term (guideline: up to 2 weeks on the face, up to 4 weeks on other body areas).
- ⚠Consult a doctor, pharmacist, or registered salesperson before use if you:
- (1) Are under medical treatment.
- (2) Are pregnant or possibly pregnant.
- (3) Have had allergic reactions (rash, redness, itching, irritation, etc.) to medicines or other substances.
- (4) Have a widespread affected area.
- (5) Have severe oozing or raw skin.
- ✓Stop use and consult a doctor, pharmacist, or registered salesperson, bringing this package insert with you, if any of the following occur after use:
- Skin: rash, redness, itching, swelling, irritation, dryness, burning sensation, stinging
- Skin (affected area): signs of fungal infection (athlete's foot or ringworm), acne, signs of infection, persistent irritation
- ✓If symptoms do not improve after 5–6 days of use, stop and consult a doctor, pharmacist, or registered salesperson, bringing this package insert with you.
- ✓Store in a cool, dry place away from direct sunlight, sealed tightly. Keep out of reach of children. Do not transfer to another container. Do not use after the expiry date (printed on the case and tube). Even within the expiry date, use as soon as possible after opening.
Additional Information
The light green color of the cream comes from a plant-derived ingredient (sodium copper chlorophyllin).
If a child accidentally ingests this product: wipe out the mouth immediately. A small amount is unlikely to cause harm, but ingesting a larger amount may cause drowsiness. If breathing abnormalities occur, observe for about 1 hour, then seek medical attention.
Sources & Documents
- Japanese product page
- Japanese PDF
- Last verified: May 30, 2026
Related Medicines
For informational purposes only. Always consult a doctor or pharmacist before taking any medication.