Paranix Antipedicular treatment Shampoo + Comb Paranix offers a treatment for every need, active thanks to the double action formula. It does not contain ingredients with chemical action and acts in a purely mechanical way. Therefore lice can not develop any resistance to the components of Paranix. All Paranix treatments have a double mechanical action attacking both lice and their eggs (nits): Paranix Shampoo suffocates and dehydrates lice and nits. How to use The Paranix Shampoo treatment allows you to treat lice in no more than 10 minutes and to wash your hair at the same time. Repeat the treatment after 7 days. Format 200 ml bottle.