About gentian violet
Topical antiseptic dye
Used for
- Historically used on skin or mucous membranes for minor fungal infections, including thrush.
- Sometimes used for minor skin infections; use varies by country.
Usual adult dose
No standard dose; older product directions commonly apply a small amount topically once or twice daily.
Usual dose in children
No standard pediatric dose; use in children is generally avoided, especially in infants.
Common side effects
- Skin or mouth irritation, burning, or ulceration
- Temporary purple staining of skin, clothing, or surfaces
- Rare allergic reaction
Important warnings
- Avoid eyes and large or broken skin areas.
- Do not swallow; avoid use in the mouth unless specifically directed by a clinician.
- Prolonged use may cause tissue irritation or ulceration.
- Some health agencies restrict or discourage use because of cancer concerns.
Pregnancy
Safety is uncertain; avoid unless a clinician determines it is needed.
Breastfeeding
Safety is uncertain; avoid applying to the breast or nipple where an infant could ingest it.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.