Langley's granules

例句：

1. 1. The doctor prescribed Langley's granules for my cough.
   医生给我开了兰利颗粒来治疗咳嗽。
2. 2. The patient took the medication as directed and felt much better after a few days.
   病人按照指示服用药物，几天后感觉好多了。
3. 3. The nurse gave me some Langley's granules to help with my throat pain.
   护士给了我一些兰利颗粒来帮助缓解我的喉咙疼痛。