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Beukow Antifungal Pen

Dosage form
LIQUID
Labeler
Jiangxi Yudexi Pharmaceutical Co., LTD
Label updated
2026-05-17
Retrieved
2026-09-07
Active ingredients
UNDECYLENIC ACID
View original label and images on DailyMed ↗
Active Ingredient

Undecylenic Acid 25%

Purpose

Antifungal

Use

Helps prevent fungal infections, including tinea pedis (toenail onychomycosis). Relieves itching, burning, and cracking. Cures athlete’s foot.

Warnings

For external use only.

Do not use

If pregnant or breastfeeding, consult a healthcare professional before use.
Do not use on children under 2 years of age unless directed by a doctor.

When Using

avoid contact with eyes.
Use only as directed by a doctor on persons with highly sensitive skin.

Stop Use

if there is no improvement within 4 weeks or if irritation occurs.

Ask Doctor

if there is no improvement within 4 weeks or if irritation occurs.

Keep Out Of Reach Of Children

If accidental ingestion occurs, get medical help or contact a Poison Control Center right away.

Directions

Prep: Wash the affected area with soap and water. Soak the nail to soften it.
For toenail fungus:
Gently file thickened areas of the nail every 2-3 days (avoid damaging nail bed).
Apply a thin layer over the entire nail surface, under the nail edge, and around the cuticle.
Use twice daily: morning and evening for at least 6 weeks.
For best results, continue use for 3-6 months or as directed by a doctor.
For athlete’s foot:
Apply to affected areas and between toes.
Allow product to dry fully before putting on socks or shoes.

Other information

Store at room temperature 15°C-30°C (59°F-86°F).
Close cap tightly after each use.
Keep away from direct sunlight and excessive moisture.

Inactive ingredients

Almond Oil, Tea Tree Oil, Mineral Oil, Peppermint Oil, Tocopherol (Vitamin E).

PRINCIPAL DISPLAY PANEL

[Image in the official label — see DailyMed source]

DailyMed Set ID: 511d1edf-dfda-477c-e063-6294a90aa423 · Version 2
NDC: 85248-200