Piperonyl butoxide with pyrethrins is an ingredient found in medications to kill lice. Poisoning occurs when someone swallows the product or too much of the product touches the skin.

This is for information only and not for use in the treatment or management of an actual poison exposure. If you have an exposure, you should call your local emergency number (such as 911) or the National Poison Control Center at 1-800-222-1222.

Pyrethrins poisoning; Lice medication poisoning

• Piperonyl butoxide
• Pyrethrins

Note: This list may not be all-inclusive.

• A-200
• Barc (also contains petroleum distillates)
• Blue (also contains petroleum distillates)
• Control-L (also contains petroleum distillates)
• End Lice
• Lice-Enz Foam Kit
• Pronto
• Pyrinex Pediculicide (also contains petroleum distillates)
• Pyrinyl (also contains kerosene)
• Pyrinyl II
• Pyrinyl Plus
• R & C spray
• Rid (also contains petroleum distillates and benzyl alcohol)
• Tisit
• Tisit Blue (also contains petroleum distillates)
• Triple X Kit (also contains petroleum distillates)

Note: This list may not be all-inclusive.

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Piperonyl butoxide with pyrethrins poisoning Symptoms

Review Date: 10/01/2009
Reviewed By: Jacob L. Heller, MD, MHA, Emergency Medicine, Virginia Mason Medical Center, Seattle, Washington. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org)