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Drug Class: Commonly Known As: Category:
Malathion Lice Care Adult, Children

Malathion - Dosage and How to Use

How should Malathion be used?

​This medication should be applied on your skin or scalp only. For external use only.

For scabies infestation

  • Take a warm bath and dry well, then apply this medication to the skin surface of the whole body from the neck down.
  • For children below 2 years old, carefully apply a thin layer of this medication on the scalp, face, neck and ears. Avoid applying near the eyes and mouth.
  • Ensure that the medication is also applied on the navel, between the toes and fingers, wrists, armpit area, genital area, buttocks, and any other body creases and folds.
  • Leave some of the medication under the fingernails and toenails.
  • Rub in well and allow the medication to dry naturally. Do not use a hair dryer to dry the medication as it may reduce the effectiveness of this medication.
  • Put on fresh clothing after application.
  • Do not bathe or wash the medication away for 24 hours. Reapply if the medication is washed off from the hands or other body parts.
  • After 24 hours of application, use soap and water to wash off the medication.

For head lice infestation

  • Do not wash hair before using this medication. If your hair has been submerged in a chlorinated pool during the last 3 days, wash and dry your hair thoroughly before starting treatment.
  • Apply this medication to dry hair and scalp until they are thoroughly wet, including the back of your ears, head and neck.
  • Allow the hair to dry naturally for at least 12 hours.
  • Do not use electrical heat sources such as hair dryers to dry the hair as it may reduce the effectiveness of this medication.
  • Wash your hands immediately after the application process.
  • Wait at least 12 hours after applying the medication before you wash it off with shampoo
  • Rinse your hair thoroughly and comb wet hair with a fine-tooth nit comb to remove dead lice and eggs.
  • Repeat the use of this medication 7 days later if there are any lice alive after using this medication.

What should I do if I miss a dose?

What should I do if I overdose?

Malathion - Additional Information

  • Updated on 4/30/2021 12:00:00 AM
  • Article contributed by PSS National Medication Information Workgroup PSS National Medication Information Workgroup
The information provided is not intended as medical advice. Terms of use. Information provided by SingHealth

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