Neglected Tropical Diseases Critical to Helen Keller Intl’s efforts to prevent blindness and malnutrition is our work in the control, elimination and morbidity management of neglected tropical diseases (NTDs). Our integrated NTD control program uses mass drug administration (MDA) to address onchocerciasis and trachoma (conditions that lead to blindness), schistosomiasis and soil-transmitted helminths (conditions that […]