norethindrone acetate

例句：

1. 1.The medication was administered to the patient for treatment of his chronic pain.
   该药物被用于治疗患者的慢性疼痛。
2. 2. The doctor prescribed this medicine as a preventive measure against the flu.
   医生开这种药作为预防流感的措施。
3. 3. Norethindrone acetate is an anti-inflammatory drug that can be used to treat arthritis.
   诺雷西汀乙酸盐是一种抗炎药，可用于治疗关节炎。