Pasteur Pharmacy
Lice Killing Shampoo – Maximum Strength Treatment
Lice Killing Shampoo – Maximum Strength Treatment
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Take control of lice infestations with this Maximum Strength Lice Killing Shampoo. Formulated with Pyrethrum Extract (a natural insecticide from chrysanthemum flowers) and Piperonyl Butoxide, this shampoo works by effectively paralyzing and killing lice on contact. It is designed for use on adults and children over 2 years of age. The formula is tough on lice but gentle on the scalp, leaving no sticky residue behind. To ensure complete success, this treatment usually requires a second application 7 to 10 days after the first to kill any newly hatched lice. Most kits include a professional-grade nit comb to help remove dead lice and eggs (nits) from the hair shaft.
Shipping
Shipping
USA DOMESTIC SHIPPING
We offer standard shipping (5–9 business days) on all U.S. orders.
CANADIAN SHIPPING
Orders within Canada typically arrive within 3–7 business days. Please note that depending on the product or supplier, customs or duties may apply.
INTERNATIONAL SHIPPING
We offer standard international shipping (2–6 weeks). Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility and may vary by country.
Hassle-Free Returns
Hassle-Free Returns
We hope you love what you ordered! If something isn’t quite right, whether it’s the size, color, or simply not what you expected, feel free to reach out.
Returns and exchanges are handled according to our policy, which may vary depending on the product. You can review all the details here.
If you have any concerns or would like to discuss an exchange, don’t hesitate to contact us, we’re happy to help.
Our goal is complete customer satisfaction.


Shop with Purpose
OSADIA is a Spanish word that means "audacity." We believe this word reflects the unique journey and stories behind our products, those stories are all about hard work, courage and resilience. In Osadía you will find unique fair trade, handmade & socially responsible products, every product is empowering artisans, small businesses and vulnerable communities around the world.