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Pronto Lice Kill System

Generic name: piperonyl butoxide and pyrethrins topical

Brand names: Good Sense Complete Lice Treatment, Sunmark Lice Solution Kit, VanaLice, A-200 Lice Treatment, Good Sense Lice Killing Shampoo, Step 1, Leader Lice Solution, Pronto Lice Kill System, R and C Lice Treatment Kit, Rid Pediculicide, Tegrin-LT Lice Treatment Kit, Triple X Pediculicide

Used for body lice
Last updated November 3, 2026 0 views
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What is Pronto Lice Kill System?

Pronto Lice Kill System (for the skin) is a combination medicine used to treat head, pubic, and body lice.

Pronto Lice Kill System may also be used for other reasons not mentioned in this medication guide.

This section was rewritten for readability and reviewed for meaning.

Warnings

Follow all the instructions on the label and package. Use the product exactly as directed. Inform your healthcare provider if you are taking any other medicines, have other medical conditions, or have allergies.

This section was rewritten for readability and reviewed for meaning.

Before taking this medicine

You should not use Pronto Lice Kill System if you are allergic to it.

Ask a doctor or pharmacist if Pronto Lice Kill System is safe to use if you have or have ever had an allergy to ragweed.

Ask a doctor before using this medicine if you are pregnant or breastfeeding.

Do not give this medicine to a child younger than 2 years old without medical advice.

This section was rewritten for readability and reviewed for meaning.

Pronto Lice Kill System side effects

Get emergency medical help if you notice signs of an allergic reaction: hives, difficulty breathing, swelling of your face, lips, tongue, or throat.

Pronto Lice Kill System may cause serious side effects. Stop using Pronto Lice Kill System and call your doctor immediately if you experience:

  • trouble breathing;
  • worsening skin or scalp irritation or infection; or
  • eye irritation.

Less serious side effects may happen more often, or you may not experience any at all.

This is not a complete list of side effects, and others may occur. Call your doctor for medical advice about side effects. You can report side effects to the FDA at 1-800-FDA-1088.

This section was rewritten for readability and reviewed for meaning.

How should I use Pronto Lice Kill System?

Use exactly as directed on the label, or as prescribed by your doctor.

Pronto Lice Kill System comes in many different forms (shampoo, gel, and kit).

Do not get this medicine in your eyes, nose, mouth, or vagina. Pronto Lice Kill System medicine is for use only on the skin or scalp.

You may need to shake the piperonyl butoxide and pyrethrins shampoo before each use. Follow the directions on the medicine label.

For all conditions, apply the medicine thoroughly to affected area. Leave the medicine on for 10 minutes. Then work into a lather and rinse thoroughly with warm water.

To treat head lice:

  • Apply the recommended amount of medicine to dry hair and to all areas of the scalp, starting from behind the ears and neck.
  • Wash your hair using shampoo only (no conditioner or 2-in-1 shampoo). Rinse thoroughly and towel dry the hair, leaving it damp.
  • Protect your eyes with a towel or washcloth. Treat hair from the roots to the ends and leave the medicine in the hair.
  • You may also use a nit comb to remove lice eggs from the hair. Your hair should be slightly damp while using a nit comb. Work on only one section of hair at a time, combing through 1 to 2-inch strands from the scalp to the ends. Repeat if necessary.
  • Rinse the nit comb often during use. Place removed nits into a sealed plastic bag and throw it into the trash.
  • Check the scalp again daily to make sure all nits have been removed.
  • Consider reapply this medicine again in 7-10 days to kill any newly hatched lice.

To treat body or pubic lice:

  • All sexual partners should be treated.
  • Use it as directed on the package or as directed by your doctor, pharmacist, or other healthcare provider. Do not use more of this product than is recommended on the label.

You may have itching or redness on your scalp when you are using this medicine. Call your doctor if your symptoms do not improve, or if they get worse.

To prevent reinfection with lice, wash all clothing, hats, bed clothes, bed linens, stuffed toys, towels, hair brushes, combs, and hair accessories in hot water with a strong cleanser to remove any mites or eggs and dry in high heat. Dry-clean any non-washable clothing. You may need to use a special lice control spray to treat furniture, mattresses, sports helmets, headphones, and other non-washable items. Ask your doctor or pharmacist about disinfecting your home.

Store at room temperature away from moisture and heat. Do not freeze the shampoo and spray.

What happens if I miss a dose?

Ask your doctor if you missed your second application of Pronto Lice Kill System.

This section was rewritten for readability and reviewed for meaning.

What happens if I overdose?

Seek emergency medical help or call the Poison Help line at 1-800-222-1222 if someone has accidentally swallowed the medicine.

Do not use other medications or skin products on the areas treated with Pronto Lice Kill System, unless your doctor advises you to.

Do not get Pronto Lice Kill System in your eyes, nose, mouth, or vagina. If this happens, rinse with water.

Avoid close contact with others until the infection is completely treated. Also, do not share hair combs, hair accessories, hats, clothing, bed linens, pillows, and other personal items.

This section was rewritten for readability and reviewed for meaning.

What other drugs will affect Pronto Lice Kill System?

Medicine applied to the skin is not likely to be influenced by other medications you take, but many medications can interact. Inform your doctor about all the medicines you are currently using, including prescription and over-the-counter medicines, vitamins, and herbal products.

This section was rewritten for readability and reviewed for meaning.

Related medicines

Before you take this medicine: the information on this page is general and may not cover your personal circumstances. Read the label supplied with your medicine and ask a pharmacist or doctor if you are unsure, especially if you are pregnant, breastfeeding, taking other medicines or managing a long-term condition.
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Content is provided for education and is not medical advice. See our medical disclaimer.