Conclusion: To make coprecipitate with PVP as warrier is one of the ways in order to enhance bioavailability of the difficult soluble drugs.

• 26%25。结论:将难溶性药物制成以亲水性高分子材料为载体的共沉淀物,对于提高难溶性药物的生物利用度是有效的方法之一。