V. Saichitra Prathyusha* Ratnam Institute of Pharmacy, Pidathapolur, Muthukur, Nellore-524346 Abstract Riverblindness is also called onchocerciasis . It has historically been one of the leading causes of infectious blindness worldwide. It is endemic to tropical regions both in Africa and latin amercia and in the yemen . onchocerciasis is caused by infecrtion waith the filarial parasite onchocerca volvulus. The infection ... Read More »