Undecylenic Acid, Tolnaftate
FDA Drug Information • Also known as: Bldaxn Fungus Nail Pen, Extra Strength Nail Fungus Treatment, Nail Fungus Treatment Pen
- Brand Names
- Bldaxn Fungus Nail Pen, Extra Strength Nail Fungus Treatment, Nail Fungus Treatment Pen
- Route
- TOPICAL
- Dosage Form
- LIQUID
- Product Type
- HUMAN OTC DRUG
What Is Undecylenic Acid, Tolnaftate Used For?
Treats fungal infections of fingernails, toenails, and surrounding skin.Effective against athlete's foot, ringworm, and nail fungus. Helps improve nail discoloration, thickness, and cracking.
Dosage and Administration
1. Clean and dry the affected nail and surrounding area. 2. Twist the base of the pen clockwise until the brush tip is saturated 3. Apply a thin layer to the entire nail. Allow it to dry for 2-3 minutes. 4. Apply twice daily (morning and night) until a healthy nail has fully grown out.
Warnings and Precautions
For external use only.
About This Information
This drug information is sourced from FDA-approved labeling via the openFDA database. It is intended for educational and reference purposes only. This is not medical advice. Always consult your healthcare provider before making decisions about medication. Drug information may be updated by the FDA; check with your pharmacist for the most current information.
What are side effects?
Side effects are unwanted reactions that can occur when taking a medication. They range from mild (headache, nausea) to severe (allergic reactions, organ damage). Not everyone experiences side effects, and severity varies. Report any concerning side effects to your doctor.
What are drug interactions?
Drug interactions occur when a medication is affected by another drug, food, or supplement. Interactions can make medications less effective or cause dangerous side effects. Always tell your doctor about all medications and supplements you take.