Derbac M Liquid is a water-based formula, which is pleasant to use, ideal where asthma or sensitive skin is a problem and is suitable for use on children. Used according to the instructions, a single application of Derbac-M Liquid will kill lice, crab lice, the scabies mite and their eggs. The bottle contains enough liquid to treat up to four heads.
For Head Lice: Shake the bottle. Apply sufficient liquid to DRY hair to ensure that no part of the scalp is left uncovered. Work into the hair spreading the liquid evenly from the roots to the tips. Allow the hair to dry naturally in a ventilated room. You should make sure that you carefully read all product packaging and labels prior to use.
Malathion 0.5% w/w
Prolonged or repeated use with this product should be avoided. It should not be used more than once a week and for not more than three consecutive weeks.
This treatment may affect permed, pre-rinsed or coloured hair.