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Our Health Library does not replace the advice of a doctor. Please be advised that this information is made available to assist our patients to learn more about their heart health. Our providers may not see and/or treat all topics found herein.

Our Health Library information does not replace the advice of a doctor. Please be advised that this information is made available to assist our patients to learn more about their health. Our providers may not see and/or treat all topics found herein.

Piperonyl Butoxide/Pyrethrins Medicated Shampoo (PYRETHRINS AND PIPERONYL BUTOXIDE SHAMPOO - TOPICAL)

For lice.

Brand Name(s): Herklin, Pronto, Pronto Plus, RID, Stop Lice Maximum Strength, Tegrin-LT Shampoo

Generic Name: Piperonyl Butoxide/Pyrethrins

Instructions

DO NOT take this medicine by mouth.

Lather into hair and scalp. Leave on for 10 minutes then rinse with warm water.

Keep eyes tightly closed and covered with a towel while medicine is being applied.

Cover entire head, including behind ears and the back of the neck, and all of the hair with medicine.

Comb hair with a fine-toothed comb to remove lice and their eggs (nits) afterward.

Check hair daily for any remaining lice or nits (eggs). Remove with comb or gloved hand.

Repeat the treatment after 1 week.

Follow the instructions on the package to use this medicine correctly.

Keep the medicine at room temperature. Avoid heat and direct light.

This medicine should only be used on the skin.

You must follow your healthcare provider's instructions carefully to kill all the bugs and avoid becoming infected again.

Family members and anyone who has been in close contact should be checked to see if they also need to be treated.

Avoid getting the medicine in the eyes, nose, or mouth. Wash the medicine off your fingers after applying it.

Wash your hands before and after handling this medicine.

Do not touch your eyes, nose or mouth after handling the medicine.

If medicine gets in your eyes, rinse well with cool water.

Drug interactions can change how medicines work or increase risk for side effects. Tell your health care providers about all medicines taken. Include prescription and over-the-counter medicines, vitamins, and herbal medicines. Speak with your doctor or pharmacist before starting or stopping any medicine.

Keep using this medicine for the full number of days that it is prescribed. Do not stop the medicine even if you start to feel better.

Cautions

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.

Do not use the medication any more than instructed.

It is unknown if this medicine passes into breast milk. Ask your doctor before breastfeeding.

During pregnancy, this medicine should be used only when clearly needed. Talk to your doctor about the risks and benefits.

If you miss a dose, contact your doctor for instructions.

Do not share this medicine with anyone who has not been prescribed this medicine.

Tell your doctor if symptoms do not get better or if they get worse.

Side Effects

The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.

  • burning or stinging
  • dry skin
  • skin irritation where medicine is applied

A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.

Please speak with your doctor, nurse, or pharmacist if you have any questions about this medicine.

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