Apply 20-30ml to damp hair. Use more amount for long hair and scalp., Leave on for 8-10min. or overnight if desired especially in the case of severe infestation., Rinse thoroughly with water and soft shampoo. Towel dry. Removes dead lice and eggs (nits)., Inspect the hair and scalp for 7-10 days after treatment and if necessary, repeat the process or as prescribe by a physicians., All clothing, bed linen, towels, combs, and hair brushes must be washed with hot water and detergent to ensure no recurrence of infestation.