Lumumu Toenail Repair Pen

Undecylenic acid 25% TOENAIL REPAIR PEN · Liquid · Topical

Over the counter

Active ingredient

Active Ingredient Undecylenic acid 25%

Purpose

Purpose Antifungal

Uses

Use Cures most Athlete's Foot (Tinea Pedis) and Ringworm (Tinea Corporis). Relieves itching, scaling, cracking, burning, redness, sorenes, and irritation and discomfort. Helps prevent most athlete's foot (dermatophytosis) with daily use.

Warnings

Warnings For external use only.

Do not use

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

Ask a doctor or pharmacist

Ask Doctor if irritation occurs, there is no improvement within 4 weeks (for athlete's foot and ringworm).

When using this product

When Using avoid contact with eyes.

Stop use and ask a doctor

Stop Use if irritation occurs, there is no improvement within 4 weeks (for athlete's foot and ringworm).

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 For athlete's foot and ringworm: use daily for 4 weeks. Clean the affected area and dry thoroughly. Apply a thin layer of the product over affected area twice daily (morning and night) or as directed by a doctor. Supervise children in the use of this product. This product is not effective for the treatment of ringworm of the scalp or nails. 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. To prevent athlete's foot, apply once or twice daily (morning and/or night). Apply to skin around the nail and cuticle.

Other information

Other information Store at room temperature 15-30°C (59-86°F)

Inactive ingredients

Inactive ingredients Water, Tea Tree Oil, Oregano Oil, Manuka Oil, Clove Bud Oil, Propolis Extract, Tocopheryl Acetate

Label text from the FDA structured product label by Wenzhou Yuyuan Pharmaceutical Co., Ltd. (revised Jun 30, 2026). Long sections are shortened; the complete label is on DailyMed.

Active ingredients

Lumumu Toenail Repair Pen NDC products (1)

NDCStrength & formLabelerType
87786-009Undecylenic Acid 25 g/100mL
Liquid
Wenzhou Yuyuan Pharmaceutical Co., Ltd.OTC MONOGRAPH DRUG

Frequently asked questions

What is Lumumu Toenail Repair Pen used for?

Use Cures most Athlete's Foot (Tinea Pedis) and Ringworm (Tinea Corporis). Relieves itching, scaling, cracking, burning, redness, sorenes, and irritation and discomfort. Helps prevent most athlete's foot (dermatophytosis) with daily use.

Who makes Lumumu Toenail Repair Pen?

Lumumu Toenail Repair Pen is listed by 1 labeler in the FDA NDC directory, including Wenzhou Yuyuan Pharmaceutical Co., Ltd..