Insecticide treated Bed nets (ITBN) are treated with:-: (A) Deltamethrin and Cyfluthrin, (B) Diethyltoulamide, (C) Pyrethrum, (D) Malathion
Answer is A. Chemicals used in ITBN programme: synthetic pyretheroids. It includes: Deltamethrin: 2.5% in dosage of 25 mg/m. Cyfluthrin: 5% in dosage of 50 mg/m. Other insecticides used: permethrin, Lambdacyhalothrin, Etofenprox, a-cypermethrin. Effectiveness of pyrethroids: for 6-12 months.