Lice treatment involves eliminating lice (tiny parasitic insects) and their eggs (nits) from the scalp and hair. Common approaches include: Over-the-counter (OTC) products: These typically contain permethrin or pyrethrin and are applied to dry hair to kill lice. Follow instructions carefully. Prescription treatments: For resistant lice, doctors may recommend stronger topical or oral medications like ivermectin or spinosad.AT LUSH SKIN & HAIR CLINIC WE TREAT LICE TREATMENT IN BEST WAY IN SHAHEEN BAGH, ABUL FAZAL, JAMIA NAGAR , SARITA VIHAR, OKHLA VIHAR & JASOLA.