pharmacotherapy

例句：

1. 1. The patient was given medication for the pain relief.
   病人被给予药物以缓解疼痛。
2. 2. Pharmacology is the study of drugs and their effects on living organisms.
   药理学是研究药物及其对活体的影响的学科。
3. 3.Drug therapy has been shown to be effective in treating certain diseases.
   研究表明，药物疗法在治疗某些疾病方面是有效的。