瑞舒伐他汀（英语：Rosuvastatin），商品名为可定，是一种他汀类药物，与运动、饮食控制和减肥联合来治疗高胆固醇血症和其他相关症状，也用来预防心血管疾病。瑞舒伐他汀由盐野义制药研发。可定是美国药品销量排行榜的第四名，2013年创造的利润约为5.2亿美元。

Rosuvastatin, marketed as Crestor, is a member of the drug class of statins, used in combination with exercise, diet, and weight-loss to treat high cholesterol and related conditions, and to prevent cardiovascular disease.

It was developed by Shionogi. In 2013 Crestor was the fourth-highest selling drug in the United States, accounting for approx. $5.2 billion in sales. A generic version became available in the United States in 2016.