Pharmaceutical composition and application thereof

The invention provides a pharmaceutical composition and application of the pharmaceutical composition. The pharmaceutical composition is prepared from a combination of cyprosulfen and Oxazosulfyl. Through compounding of the cyproflufen and the Oxazosulfyl, the two effective components have the characteristic of remarkable synergistic interaction, have excellent prevention and control effects on sensitive and resistant pests, are particularly beneficial to treatment of the resistant pests, and are particularly suitable for pests which are easy to generate resistance, such as vegetable plutella xylostella and beet armyworm. The pharmaceutical composition has the characteristics of low dosage, low residue and eco-friendliness, and is beneficial to crop protection and vegetable safety management. 本发明提供一种药物组合物及其应用，所述药物组合物包括环丙氟虫胺和Oxazosulfyl的组合。通过环丙氟虫胺和Oxazosulfyl的复配，两种有效成分具有显著的协同增效特点，对敏感和抗性的害虫都有优良的防治效果，特别有利于治理抗性害虫，尤其适用于蔬菜小菜蛾、甜菜夜蛾等易产生抗性的害虫。所述药物组合物具有用量低、残留低、生态友好的特点，有利于作物保护和蔬菜安全管理。