Drug of choice in the treatment of onchocerciasis is: (A) DEC, (B) Ivermectin, (C) Ketoconazole, (D) Cotrimoxazole
Answer is B. (B) Ivermectin # Ivermectin, a semisynthetic macrocyclic lactone active against microfilariae, is the first-line agent for the treatment of onchocerc asis.> It is given orally in a single dose of 150 pg/kg, either yearly or semiannually.