Permethrin

More frequently reported side effects include: local pruritus. See below for a comprehensive list of adverse effects.

Applies to permethrin topical: topical cream, topical liquid, topical lotion

Along with its needed effects, permethrin topical 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

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.

Dermatological side effects have included pruritus (7%), erythema (1% to 2%), and rash (1% to 2%).

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 has not been confirmed.

Gastrointestinal side effects have included abdominal pain, diarrhea, and nausea and/or vomiting.

General side effects have included fever.