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Dissolution profiles of solid dispersions in simulated gastric fluid (pH 1.2). Keys: 1B = ibuprofen, PM = physical mixture, PB1=1:1 (ibuprofen: polyethylene glycol 8000), PB2 = 1:2 (ibuprofen: Polyethylene glycol 8000), PB3 = 1:3 (ibuprofen: Polyethylene glycol 8000), PB4 = 1:4 (ibuprofen: Polyethylene glycol 8000). Data are expressed as mean ± standard deviation (n = 3)
