ultraquinine

例句：

1. 1.This medicine is used to treat malaria.
   这种药物用于治疗疟疾。
2. 2.The patient was given ultraquinine for fever relief.
   病人被给予奎宁以缓解发热。
3. 3.Ultraquinine is a potent antimalarial drug.
   奎宁是一种强力的抗疟药。