Patent ID: 8475842

Claim:
An immediate-release pharmaceutical composition in the form of a solid dispersion, the composition comprising: an active agent phase comprising 4-[3-(4-cyclopropanecarbonyl-piperazine-1-carbonyl)-4-fluoro-benzyl]-2H-phthalazin-1-one (Compound 1) or a salt thereof; and a carrier phase comprising copovidone; and wherein the active agent phase is dispersed in the carrier phase: wherein the total concentration of Compound 1 in the composition is in the range of from 20% by weight to 30% by weight; wherein the total amount of Compound 1 in the composition is in the range of from 25 mg to 400 mg; and wherein the weight ratio of Compound 1 to copovidone is in the range of from 1:2 to 1:4.