Formula 3
Tolnaftate · Solution · Topical
Active ingredient
Active ingredient: Tolnaftate 1%
Purpose
Purpose Antifungal
Uses
Uses: For effective treatment of most athlete's foot and ringworm. Relieves: Itching Soreness Scaling Burning Cracking Irritation Redness Prevents the recurrence of most athlete's foot (dermatophytosis) with daily use.
Warnings
Warnings For external use only. Do not use on children under 2 years of age unless directed by a doctor. When using this product avoid contact with eyes. Stop use and ask a doctor if When using for athlete's foot or ringworm: If irritation occurs or if there is no improvement within 4 weeks, discontinue use and consult a doctor. When using for the prevention of athlete's foot: If irritation occurs,discontinue use and consult a doctor. If pregnant or breastfeeding ask a health professional before use.
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 treatment of athlete's foot and ringworm 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. 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 condition persists longer, consult a doctor. This product is not effective on scalp or nail. To prevent athlete's foot: Clean the feet and dry thoroughly. Apply a thin layer of the product to the feet once or twice daily (morning and/or night) Supervise children in the use of this product. Pay special attention to spaces between the toes; wear well fitting, ventilated shoes, and change shoes and socks at least once daily.
Inactive ingredients
Inactive ingredients Apricot Kernel Oil, Rice Bran Oil, Sesame Seed Oil, Safflower Oil, simmondsia chinensis, Vitamin E Acetate, Methyl Paraben, Propyl Paraben and Butyl Paraben.
Label text from the FDA structured product label by The Tetra Corporation (revised Aug 18, 2025). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
- Tolnaftate in 1 product
Formula 3 NDC products (1)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 49406-003 | Tolnaftate 10 mg/mL Solution | The Tetra Corporation | OTC MONOGRAPH DRUG |
Frequently asked questions
What is Formula 3 used for?
Uses: For effective treatment of most athlete's foot and ringworm. Relieves: Itching Soreness Scaling Burning Cracking Irritation Redness Prevents the recurrence of most athlete's foot (dermatophytosis) with daily use.
Who makes Formula 3?
Formula 3 is listed by 1 labeler in the FDA NDC directory, including The Tetra Corporation.