Global Health Observatory (GHO) data

Neglected tropical diseases

Preventive chemotherapy data portal: Preventive chemotherapy is one of the interventions deployed by the World Health Organization to combat at least five diseases – lymphatic filariasis, onchocerciasis, schistosomiasis, soil-transmitted helminthiases and trachoma – involves administering six medicines in seven different combinations, making it possible to treat more than one disease at a time. Preventive chemotherapy is one of the largest, most successful public health interventions in history, benefitting a billion people worldwide. This data portal presents global and country progress towards achieving the Roadmap targets for control and elimination of the Neglected Tropical Diseases.

fact buffet

Dracunculiasis (guinea-worm disease)

99%The decrease in the number of new cases of dracunculiasis (guinea-worm disease) since 1989

Analysis of situation and trends

Human African trypanosomiasis

92%The decrease in the reported number of cases of human African trypanosomiasis from 1999–2016

Analysis of situation and trends

Preventive chemotherapy

> 1 billionpeople have been reached by preventive chemotherapy for at least one disease in 2016

Preventive chemotherapy data portal