A video filmed in Ivory Coast shows the donation of the 500 millionth tablet.

Over 200 million people worldwide suffer from the parasitic tropical disease schistosomiasis. In partnership with other organizations, we intend to combat the disease until it's been eliminated. To this end, we provide the World Health Organization (WHO) with praziquantel tablets, support awareness campaigns, and engage in research. Since the start of the Merck Praziquantel Donation Program in 2007 more than 100 million children have been treated.

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