Gentian Violet

Generic Details

Generic Name

Gentian Violet

Other Names

  • Crystal Violet
  • Methylrosaniline Chloride

Drug Class

  • Antifungal
  • Antibacterial
  • Antiseptic

Chemical Formula

C25H30ClN3

Molecular Weight

407.98 g/mol

Mechanism of Action

  • Disruption of fungal and bacterial cell membranes

Indications

  • Thrush
  • Skin infections
  • Mouth ulcers
  • Fungal infections

Common Dosage Forms

  • Topical solution
  • Oral solution

Typical Dosage

  • Topical: Apply a thin layer 2-3 times daily
  • Oral: 1-2 drops in water, 3-4 times daily

Pediatric Dosage

  • Consult pediatrician for appropriate dosing

Geriatric Dosage

  • May require dosage adjustment; consult healthcare provider

Side Effects

  • Skin irritation
  • Burning sensation
  • Staining of the skin or mucous membranes

Contraindications

  • Hypersensitivity to gentian violet

Pregnancy Category

  • Not recommended during pregnancy, especially in the first trimester

Lactation Safety

  • Limited data available; caution advised

Drug Interactions

  • No significant drug interactions reported

Overdose Symptoms

  • Severe burning sensation
  • Oral irritation
  • Methemoglobinemia

Antidote for Overdose

  • Methylene blue for methemoglobinemia

Storage Conditions

  • Store at room temperature away from light and moisture

Pharmacokinetics

  • Absorption: Absorbed topically and through mucous membranes
  • Distribution: Distributed in tissues and fluids
  • Metabolism: Metabolized in the liver
  • Excretion: Excreted in urine

Precautions

  • Avoid contact with eyes
  • Not for prolonged use
  • Do not swallow oral solution

Warnings

  • For external use only
  • Not for ophthalmic use
  • Discontinue use if skin irritation occurs

Others

  • May cause temporary discoloration of skin and mucous membranes