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Cetrimide protects and heals infection of cuts, grazes, insect bite, minor burns and wounds.

How it works

Cetrimide is a disinfectant that can prevent infection by both gram-positive and gram-negative organisms, as it is bactericidal in nature.

Common side effects

Rash, Skin irritation, Itching, Skin redness


Expert advice

  • Do not use cetrimide for a long period and repeatedly as it may cause allergic reactions.
  • Cetrimide is for topical use only. Avoid contact with mucous membrane such mouth, nose, ears, anus, or vagina.
  • Seek immediate medical attention if you develop severe allergic reactions.
  • Consult your doctor if your condition does not improve or worsens after cetrimide application.
  • Tell your doctor if you are or planning to become pregnant or are breastfeeding.

Frequently asked questions


Q. Is cetrimide a preservative?
Cetrimide is a quaternary ammonium preservative used to limit bacterial growth.
Q. Is cetrimide toxic?
Cetrimide is toxic to bacteria. Local application is non-toxic to humans. However, overdose or accidental oral intake may cause gastrointestinal irritation.
Q. Is cetrimide agar selective?
Cetrimide agar is a type of agar which allows selective isolation of pseudomonas aeruginosa.
Q. What is cetrimide cream/ solution?
Cetrimide cream is a cream for topical application for prevention of infection of cuts, grazes, insect bite, minor burns, wounds and scalds).
Q. How does cetrimide kill bacteria?
Cetrimide is a quaternary ammonium disinfectant having bactericidal activity against both gram-positive and gram-negative organisms.

Content on this page was last updated on 03 October, 2016, by Dr. Varun Gupta (MD Pharmacology)