Patent ID: 7772178

Claim:
A pharmaceutical formulation comprising: (a) at least one surfactant present in an amount of about 0.1 to about 10% by weight; and (b) at least one compound wherein said compound is present in an amount of about 50 to about 1000 mg which is: or a pharmaceutically acceptable salt thereof, wherein said at least one surfactant is selected from the group consisting of sodium lauryl sulfate, monoethanolamine, docusate sodium, poloxamer, lecithin, sorbitan fatty acid esters, polyoxyethylene sorbitan fatty acid esters, ethoxylated aliphatic alcohols, propylene glycol monocaprylate, glycerol monostearate, medium chain triglycerides, polyoxyethylene alkyl ethers, and polyoxyethylene stearates.