COATED ORAL SOLID PREPARATION

摘要

PROBLEM TO BE SOLVED: To provide a TSU-68-containing oral solid preparation having a rapid dissolution property, while keeping stability of an active ingredient even under light exposure.SOLUTION: An oral solid preparation contains 3-(2,4-dimethyl-5-{[(3Z)-2-oxo-1,2-dihydro-3H-indole-3-ylidene]methyl}-1H-pyrrol-3-yl) propanoic acid. A coated oral solid preparation is coated with a coating material containing a shielding component having a shielding effect on a wavelength of 550-620 nm.