An oral dosage form comprising pellets of a first composition and pellets of a second composition, each composition comprising 5-[4-[2-(N-methyl-N-(2 pyridyl)amino)ethoxy]benzyl]thiazolidine-2,4-dione or a pharmaceutically acceptable salt or solvate thereof and a pharmaceutically acceptable carrier therefor, wherein the first and second compositions are arranged to release drug at differing release rates on administration, preferably such that the rate of release of the drug from the dosage form...

An oral dosage form, such as a bilayer tablet, comprising a first layer of a first composition and a second layer of a second composition, each composition comprising 5-[4-[2-(N-methyl-N-(2 pyridyl)amino)ethoxy]benzyl]thiazolidine-2,4-dione or a pharmaceutically acceptable salt or solvate thereof, ('the drug') and a pharmaceutically acceptable carrier therefor, wherein the first and second compositions are arranged to release drug at differing release rates on administration;a process for prepar...

An oral dosage form comprising an erodable core, which core comprises rosiglitazone or a pharmaceutically acceptable salt or solvate thereof and another antidiabetic agent, the core having a coating with one or more openings, characterised in that the coating is erodable under predetermined pH conditions