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Permethrin (Shampoo)

A pediculicide that kills lice and their eggs (nits) by disrupting their nervous system.

Dosage by Body Weight

Apply to damp hair after washing with regular shampoo (no conditioner). Leave for 10 minutes then rinse.

  1. Body Weight
    Any weight (Age >2 months)
    Dose
    Sufficient to saturate hair
    Frequency
    Single use; repeat in 7 days
    Tracking Notes
    Use a fine-tooth comb to remove dead lice and nits.

Formulation

Medicated Shampoo (1%)

Purpose

Treatment of head lice (Pediculus humanus capitis).

Generic Name

Permethrin

Branded Drug Names

Permethrin (Shampoo) is listed as a generic drug name. Common branded medicines that may contain the same active ingredient include:

  • Nix
  • Perlice

Scheduled Drug

No. This medicine is generally not treated as a scheduled/prescription-only drug in common consumer references, but local rules may vary.

Alternatives

MalathionDimeticone

Disclaimer: This information is for educational purposes only. WHO references and weight bands are simplified for tracking and must not replace medical advice. Always consult with a healthcare professional before starting or changing any medication.