TrpWinner TOENAIL FUNGUS PEN

Undecylenic Acid 25% TOENAIL FUNGUS PEN · Liquid · Topical

Over the counter

Active ingredient

Active Ingredient Undecylenic acid 25%

Purpose

Purpose Antifungal

Uses

Use Treats most athlete's foot (tinea pedis) and ringworm (tinea corporis). Relieves itching, scaling, cracking, burning, redness, soreness, irritation, and discomfort.

Warnings

Warnings For external use only.

Do not use

Do not use on children under 2 years of age unless directed by a doctor.

Ask a doctor before use

Ask Doctor irritation occurs, or there is no improvement within 4 weeks.

When using this product

When Using avoid contact with eyes.

Stop use and ask a doctor

Stop Use irritation occurs, or there is no improvement within 4 weeks.

Keep out of reach of children

Keep Out Of Reach Of Children Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center right away.

Directions

Directions Clean the affected area and dry thoroughly. Apply a thin layer of the product over the affected area twice daily, morning and night, or as directed by a doctor. For athlete’s foot, pay special attention to spaces between the toes. Wear well‑fitting, ventilated shoes and change shoes and socks at least once daily. For athlete’s foot and ringworm, use daily for 4 weeks. If the condition persists longer, consult a doctor.

Other information

Other information Store at room temperature 15°C–30°C / 59°F–86°F. Keep tightly closed when not in use.

Inactive ingredients

Inactive ingredients Isopropyl Alcohol, Alcohol Denat, Menthol, Glycerin, Borneol.

Label text from the FDA structured product label by Jiangxi Yudexi Pharmaceutical Co., LTD (revised Jul 20, 2026). Long sections are shortened; the complete label is on DailyMed.

Active ingredients

TrpWinner TOENAIL FUNGUS PEN NDC products (1)

NDCStrength & formLabelerType
85248-218Undecylenic Acid 25 g/100mL
Liquid
Jiangxi Yudexi Pharmaceutical Co., LTDOTC MONOGRAPH DRUG

Frequently asked questions

What is TrpWinner TOENAIL FUNGUS PEN used for?

Use Treats most athlete's foot (tinea pedis) and ringworm (tinea corporis). Relieves itching, scaling, cracking, burning, redness, soreness, irritation, and discomfort.

Who makes TrpWinner TOENAIL FUNGUS PEN?

TrpWinner TOENAIL FUNGUS PEN is listed by 1 labeler in the FDA NDC directory, including Jiangxi Yudexi Pharmaceutical Co., LTD.