EFFICACY OF DIFFERENT ESSENTIAL OILS, USES IN CASE OF TREATMENT AND CONTROL THE HEAD LICE.

The head lice (Pediculus capitis) which cause pediculosis is an important infectious agent all around the world and in the history of mankind pediculus capitis is one of the oldest known parasites. Head lice settled in the head scalp especially in the occipital and temporal region and cause infestation by sucking blood. Head lice often seen in almost in every region of the world especially in the cold and temporal climate and reports shows that it can be seen frequently in the winter months. Geographic region inhabited by society, climate condition ethnic various depending on the properties and hygiene, however it can be seen in each type of socioeconomic environment. Because of the good movement of the head lice, bad hygiene condition such as prison, camps, schools, kindergartens, public shelters, and also during war, flood or natural disaster such as earthquake can be seen more frequently. Studies illustrate that head lice is very common between female student, their long hair and close relationship shows as a cause of frequent occurrence. In this case, pruritus of variable intensity and allergic reactions may occurs by head lice saliva and faecal also other secondary contamination have been occur associated to scratching ,abrasion and crusting such as lymphadenopathy infections. The conventional head lice products shows low efficacy because of emerging resistance and cross-resistance by head lice. Thereby growing tendency to use non-toxic and natural anti-lice product with low chance of evaluation of resistance promote scientist to search new control products from, plant extract and plant derived compounds especially essential oils.