结论：使用舒弗美缓释片治疗COPD有良好的疗效。
Beauty Conclusion : There is a good effect to use theophylline slow-releasing pill to treat COPD .
对照组给予舒弗美（缓释茶碱）0.2g口服，每日2次；
In control group , twice-daily peroral Slow-release Theopylline ( 0.2g ) were additionally given to the patients for six month .
舒弗美