4-Amino-N-(5-methyl-3-isoxazolyl)benzenesulfonamide & N-[4-[[(2-Amino-5-formyl-1,4,5,6, 7,8-hexahydro-4-oxo-6-pteridinyl)methyl]amino]benzoyl]-L-glutamic acid AIDS-007375 AIDS007375 Sulfamethoxazole (SMX) & Folinic acid (FA)