Piperonyl butoxide and pyrethrins topical

Generic name: piperonyl butoxide and pyrethrins topical [ pye-PER-oh-nil-bue-TOX-ide-and-pye-REE-thrins-TOP-i-kal ]
Brand names: A-200 Lice Treatment, Good Sense Lice Killing Shampoo, Step 1, Leader Lice Solution, Pronto Lice Kill System, ... show all 34 brands R & C Lice Treatment Kit, Rid Pediculicide, Tegrin-LT Lice Treatment Kit, Triple X Pediculicide, R and C, Pyrinyl II, Lice-X Liquid, R and C Lice Treatment Spray, R and C Lice Treatment Kit, Tegrin-LT Shampoo, End Lice Liquid, A-200 Lice Control, Tegrin-LT Lice Spray, Pronto Spray, Pronto with Metal Comb, Rid Shampoo/Spray Kit, Pyrinyl Liquid, Pyrinyl Liquid Shampoo, Pronto Shampoo Kit, Rid Pediculicide Spray, Pronto Shampoo and Cream Rinse, Pyrinil Lice Control Kit, Lice Treatment Maximum Strength, Stop Lice Maximum Strength, Good Sense Lice Killing Shampoo, Step 1, Sunmark Lice Solution Kit, Good Sense Complete Lice Treatment, VanaLice
Dosage forms: topical kit (3%-0.3%; 4%-0.33%); topical shampoo (3%-0.3%; 4%-0.33%); topical spray (3%-0.3%)
Drug class:Topical anti-infectives

Medically reviewed by Drugs.com on Sep 6, 2021. Written by Cerner Multum.

What is piperonyl butoxide and pyrethrins topical?

Piperonyl butoxide is a chemical that stops the breakdown of pyrethrins, an insecticide chemical.

Piperonyl butoxide and pyrethrins topical (for the skin) is a combination medicine used to treat lice.

Piperonyl butoxide and pyrethrins topical may also be used for purposes not listed in this medication guide.

Warnings

Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.

Before taking this medicine

You should not use piperonyl butoxide and pyrethrins topical if you are allergic to it, or if you have an allergy to chrysanthemums or ragweed.

FDA pregnancy category C. It is not known whether piperonyl butoxide and pyrethrins topical will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medication.

It is not known whether this medicine passes into breast milk or if it could harm a nursing baby. Tell your doctor if you are breast-feeding a baby.

How should I use piperonyl butoxide and pyrethrins topical?

Follow all directions on your prescription label. Do not use this medicine in larger or smaller amounts or for longer than recommended.

Lice infestations are highly contagious. All household members may need to be treated for lice. Lice can be spread from person to person by sharing a hairbrush, a comb, hats, or headbands. It can