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Castellani Paint is a topical antiseptic solution historically used to treat superficial fungal skin infections such as athlete's foot and ringworm. It is applied directly to the affected skin areas and works by providing antifungal and antimicrobial effects.
Topical antiseptic solution for treating superficial fungal skin infections like athlete's foot.
Key facts at a glance
- RxNorm
- 305064
- Generic
- Castellani Paint
- Class
- brand-name
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Used to treat superficial fungal infections of the skin, particularly tinea pedis (athlete's foot), tinea corporis (ringworm), and other dermatophyte infections. May also be used as a topical antiseptic for minor skin infections.
Works as a topical antiseptic with antifungal properties, though the exact mechanism is not fully specified. The solution helps create conditions unfavorable for fungal growth when applied to affected skin areas.
For external use only. Contains fuchsine dye which may stain skin and clothing. Should not be applied to large areas of skin or broken skin for extended periods. Not commonly prescribed in modern practice as more effective antifungal treatments are available. Consult a healthcare provider before use.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed July 26, 2026. · Read our editorial policy