(A) Displacement of warfarin from BSA-warfarin complex by naringin (B) Displacement of warfarin from BSA-warfarin complex by naringin palmitate (C) Displacement of ibuprofen from BSA-ibuprofen complex by naringin (D) Displacement of ibuprofen from BSA-ibuprofen complex by naringin palmitate (c BSA = c warfarin = 1.5×10−6 M, c ibuprofen = 1.0×10−6 M, a→j: c naringin, c naringin palmitate = 0, 1.5, 2.5, 5.0, 10, 15, 20, 30, 40, 50×10−6 M)).