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Piperonyl Butoxide, Pyrethrum

OTC Topical RxCUI 2058503
Contents

Overview

Active ingredient
Piperonyl Butoxide, Pyrethrum Extract
Route
Topical
Label date
2025-12-03

Indications and usage

Uses treats head, pubic (crab), and body lice

Purpose

Lice treatment

Dosage and administration

Directions Important: Read warnings before use Adults and children 2 years and over: Inspect check each household member with a magnifying glass in bright light for lice/nits (eggs) look for tiny nits near scalp, beginning at back of neck and behind ears examine small sections of hair at a time unlike dandruff which moves when touched, nits stick to the hair if either lice or nits are found, treat with this product Treat apply thoroughly to DRY HAIR or other affected area. For head lice, first apply behind ears and to back of neck. allow product to remain for 10 minutes, but no longer wash area thoroughly with warm water and soap or shampoo for head lice, towel dry hair and comb out tangles Remove lice and their eggs (nits) use a fine-tooth or special lice/nit comb. Remove any remaining nits by hand (using a throw-away glove). hair should remain slightly damp while removing nits if hair dries during combing, dampen slightly with water for head lice, part hair into sections. Do one section at a time starting on top of the head. Longer hair may take 1 to 2 hours. lift a 1-to 2-inch wide strand of hair. Place comb as close to scalp as possible and comb with a firm, even motion away from scalp. pin back each strand of hair after combing clean comb often. Wipe nits away with tissue and discard in a plastic bag. Seal bag and discard to prevent lice from coming back. after combing, thoroughly recheck for lice/nits. Repeat combing if necessary. check daily for any lice/nits that you missed a second treatment must be done in 7 to 10 days to kill any newly hatched lice if infestation continues, see a doctor for other treatments Children under 2 years: ask a doctor

Warnings

For external use only near eyes inside nose, mouth, or vagina on lice in eyebrows or eyelashes. See a doctor if lice are present in these areas. if you have ever had an allergic reaction to this product or any of its ingredients allergic to ragweed. May cause breathing difficulty or an asthmatic attack. keep eyes tightly closed and protect eyes with a washcloth or towel if product gets into eyes, flush with water right away scalp itching or redness may occur breathing difficulty occurs eye irritation occurs skin or scalp irritation continues or infection occurs If swallowed, get medical help or contact a Poison Control Center right away.

Do not use

near eyes inside nose, mouth, or vagina on lice in eyebrows or eyelashes. See a doctor if lice are present in these areas. if you have ever had an allergic reaction to this product or any of its ingredients

Ask a doctor before use if

allergic to ragweed. May cause breathing difficulty or an asthmatic attack.

When using this product

keep eyes tightly closed and protect eyes with a washcloth or towel if product gets into eyes, flush with water right away scalp itching or redness may occur

Stop use and ask a doctor if

breathing difficulty occurs eye irritation occurs skin or scalp irritation continues or infection occurs

Active ingredient (label)

Piperonyl butoxide 3.5% Pyrethrum extract (equivalent to 0.3% pyrethrins)

Inactive ingredients

carbomer, citronellyl acetate, coconut oil, DMDM hydantoin, peg40-hydrogenated castor oil, isopropanol, isopropyl myristate, lemongrass oil, purified water, sodium hydroxide, tea tree oil tocopheryl acetate (vitamin E)

Keep out of reach of children

If swallowed, get medical help or contact a Poison Control Center right away.