nitroglycerin powder

例句：

1. 1. This medicine is used to treat high blood pressure and heart attacks.
   这种药物用于治疗高血压和心脏病发作。
2. 2.The doctor prescribed a nitroglycerin injection for her.
   医生给她开了一种硝化甘油注射剂。
3. 3. In emergency situations, nitroglycerin can be used as an emergency treatment for chest pain.
   在紧急情况下，硝化甘油可以用作胸痛的紧急治疗。