Patent 11406600 was granted and assigned to Sawai Pharmaceutical on August, 2022 by the United States Patent and Trademark Office.
An anhydrous dasatinib-containing preparation comprising an anhydrous dasatinib and a titanium oxide or colorant or antioxidant is provided. In one embodiment, the anhydrous dasatinib-containing preparation improves photostability upon storage. The weight ratio of the titanium oxide per the anhydrous dasatinib may be more than 0 and 2 or less, or the weight ratio of the colorant per the anhydrous dasatinib may be more than 0 and 1 or less, or the weight ratio of the antioxidant per the anhydrous dasatinib may be more than 0 and 0.5 or less.