CONCLUSION Low doses of oral theophylline sustained release tablets can achieve similar effect to normal recommended doses, and it is safe and convenient.
结论口服小剂量茶碱缓释片可达到常规推荐剂量的疗效，临床上安全、方便。
OBJECTIVE To observe the effect of low doses of theophylline sustained release tablets for children with cough variant asthma and compare with the effect of normal recommended doses.
目的观察以小剂量茶碱缓释片治疗小儿咳嗽变异性哮喘的临床疗效，并与常规推荐剂量的用药疗效相比较。
Patients in control group were given Theophylline sustained-release tablets, and Salbutamol Aerosol according to circumstances;
对照组予以茶碱缓释片口服，并酌情给予沙丁胺醇气雾剂治疗；
Patients in control group were given Theophylline sustained-release tablets, and Salbutamol Aerosol according to circumstances;
对照组予以茶碱缓释片口服，并酌情给予沙丁胺醇气雾剂治疗；
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