As this product does not contain alcohol, it may be more suitable for those with asthma or eczema.
Rub the liquid into the scalp until all the hair and scalp is thoroughly moistened. Leave the hair to dry naturally in a warm but well ventilated room. After 12 hours, or the next day if preferred, shampoo the hair in the normal way.
Rinse the hair and comb whilst wet to remove dead lice and eggs (nits) using the Nit Comb.
Treatment should be repeated after 7 days.
Apply Derbac-M Liquid to the entire skin surface. Pay particular attention to all hairy areas including beards and moustaches. Avoid any other areas above the neck. Leave on for at least one hour before washing but preferably Derbac-M Liquid should be left on overnight. Wash off in the usual manner.
Treatment should be repeated after 7 days.
Apply Derbac-M Liquid to the entire skin surface. In adults it may not be necessary to apply above the neck but children under the age of two years should have a thin film of Derbac-M Liquid applied to the scalp, face and ears, avoiding the eyes and mouth.
Do not wash off or bathe for 24 hours. If hands or any other parts must be washed during this period, the treatment must be reapplied to those areas immediately.
Treatment should be repeated after 7 days.
No special sterilisation of clothing is necessary, ordinary laundering or dry-cleaning with hot-iron pressing are sufficient.
The infestation is cleared by the treatment. However, the itching and rash may persist for up to 7 days. An anti-irritant cream can be applied if necessary.
Family members and close contacts should also be treated simultaneously.
Under medical supervision only.
It is most unlikely that a toxic dose of Malathion will be ingested. Treatment consists of gastric lavage, assisted respiration and, if necessary in the event of massive ingestion, administration of atropine together with pralidoxime.