Nix Side Effects
Generic Name: permethrin topical
Note: This document contains side effect information about permethrin topical. Some of the dosage forms listed on this page may not apply to the brand name Nix.
For the Consumer
Applies to permethrin topical: topical cream, topical liquid, topical lotion
Along with its needed effects, permethrin topical (the active ingredient contained in Nix) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Some side effects of permethrin topical may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Less Common or Rare
- Burning, itching, numbness, rash, redness, stinging, swelling, or tingling of the scalp
For Healthcare Professionals
Applies to permethrin topical: topical cream, topical kit, topical lotion, topical solution, topical spray
Local side effects have included mild and transient burning and stinging usually associated with the severity of infestation.[Ref]
Nervous system side effects have included numbness and tingling (1% to 2%). Headache and dizziness have also been reported. Rare occurrences of seizure have been reported; however, an association with the use of permethrin topical (the active ingredient contained in Nix) has not been confirmed.[Ref]
General side effects have included fever.[Ref]
1. "Product Information. Elimite (permethrin topical)." Allergan Inc, Irvine, CA.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.