Say goodbye to lice and nits with OTC Anti-Lice Total Formula. Insecticide-free formula, also suitable for sensitive skin, that offers 100% mortality on lice and nits, with a speed of only 2 minutes in 1 single application*. How to use: 1. Unlock the sprayer lock and apply enough product at a distance of 10 cm on dry hair, massaging gently, so that hair and scalp are well impregnated. 2. Leave on for 2 minutes using the cap included in the kit. 3. Comb the hair with the included comb from root to tip to remove dead lice and nits after treatment.4. To remove the product, apply the shampoo directly on the hair after treatment without wetting or rinsing it beforehand (as the product repels water). Rub and rinse with plenty of water. If necessary, repeat washing to ensure that all the product has been removed and proceed with the usual drying. It is important to use OTC anti-lice safely, always reading the label and instructions before using the product. *Evaluation study of pediculicidal efficacy and physiological effects against adults, nymphs and nits of Pediculus humanus capitis.