"Shampoo para piojes" is a type of treatment for lice, usually known as "lice shampoo." Washing one's hair with lice shampoo is one of the gentlest way of combating head lice and crab lice.
Lice infestations can happen to anyone and are not a sign of poor hygiene. When an individual detects head or crab lice, lice shampoo is an easily available treatment option. The active ingredients in lice shampoo are usually pyrethrin and permethrin, which are two types of pediculicide, a form of pesticide. Anybody sharing a bed with the inflicted individual should also use lice shampoo. It is usually effective within two sessions.