Oladepo O, Salami KK, Adeoye BW, Oshiname F, Ofi B, Oladepo M, Ogunbemi O, Lawal A, Brieger WR, Bloom G and Peters DH September 2007 www.futurehealthsystems.org WORKING PAPER 1 | NIGERIA SERIES Malaria treatment and policy in three regions in Nigeria: The role of patent medicine vendors