Sanofi
Since 2001 Sanofi has a collaboration program with the WHO in an effort to combat sleeping sickness, leishmaniasis, Chagas disease, Buruli ulcer and yaws. The company has contributed to this partnership with drug donations (such as pentamidine, melarsoprol, eflornithine and today fexinidazole) for treating patients with sleeping sickness or Human African Trypanosomiasis (HAT), and financial support for the execution of programs of the Intensive Disease Management (IDM) department, to an amount of US$5 million per year.