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molecule

Permethrin

Molecule Description

Permethrin is a topical (applied on skin surface) medicine used to treat head li...
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    Uses
    Contraindications
    Side effects
    Precautions and Warnings
    Mode of Action
    Interactions
    Dietary Restrictions
    Dosage
    FAQs
    References
uses

Uses of Permethrin

  • Infections of head louse (pediculus humanus capitis)
  • Scabies (skin itching and rashes caused by mites)
contraindications

Contraindications of Permethrin

When should one not use Permethrin

In patients with known allergic reaction to Permethrin.
sideEffects

Side effects of Permethrin

Common side effects of this drug are:

  • Skin and scalp irritation such as itching, swelling, stinging, mild burning, tingling, numbness and redness
  • Any symptoms of a serious allergic reaction, especially of the face/ tongue/ throat, severe dizziness, trouble breathing (rare, but serious)
precautionsAndWarnings

Precautions and Warnings of Permethrin

pregnancy

Pregnancy

Q:
Can I take Permethrin during pregnancy?
A:
Data available on usage of Permethrin in pregnant women is inadequate. Pregnant women are advised to use Permethrin only if it is necessary and alternatives are not available.
breastfeeding

Breast Feeding

Q:
Can I take Permethrin while breastfeeding?
A:
It is unknown if Permethrin passes into breast milk, but it is advisable not to use the medicine while breastfeeding. Do not decide on your own. Consult your doctor before breastfeeding.
driving

Driving

Q:
Can I drive if I have consumed Permethrin?
A:
As Permethrin is a topical cream rinse used for external application, it is unlikely to affect the ability to drive.
alcohol

Alcohol

Q:
Can I consume alcohol with Permethrin?
A:
Interaction with alcohol is not known but it is advised not to drink too much alcohol while on Permethrin.
modeOfAction

Mode of Action of Permethrin

How Does It Work?

This medicine works by attacking the nervous system of lice and paralyzing them. It also kills head lice and their eggs attached to your scalp. It can be used for all age groups starting from 6 months...
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interactions

Interactions of Permethrin

Interactions with other medicines

This medicine may interact with Cortisol.

Interactions with food items

No specific food interactions are available.
dietaryRestrictions

Dietary Restrictions of Permethrin

  • You should not use this medicine if you are allergic to it
  • Permethrin is for external use so do not consume it as it may be life-threatening
  • Avoid contact with eyes, mouth and tongue
dosage

Dosage of Permethrin

Overdose

As it is a topical cream rinse, overdose is not expected. But if you apply the cream more times than necessary, allergic reactions such as rashes, itching, redness may develop. Call your doctor if the...
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Missed a Dose

Permethrin cream rinse comes in a container and should be used wholly once opened. If you are prescribed to use again, you need to buy a new box.

Content Details

WRITTEN BY
REVIEWED BY
doctor

Dr. Ritu Budania

MBBS, MD (Pharmacology)

Frequently Asked Questions (FAQs)

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Q: Are there any special precautions or warnings for using Permethrin?

A: You should not use Permethrin if you are allergic to it. Permethrin is for external use only so do not consume it as it may be life-threatening. Avoid contact with eyes, mouth and tongue.
Last Updated on: 05 Oct 2020 | 10:47 PM (IST)

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