本文报道研制褥疮膜制剂的处方 ,工艺 ,采用双波长等吸收消去法测定含量。结果表明 :该膜剂符合中国药典要求 ,替硝唑的测定波长为 32 0nm ,参比波长为 357nm ;盐酸黄连素的测定波长为 32 8 5nm ,参比波长为 30 5 5nm ;处方中其它附加剂对测定未见干扰 ,适合医疗单位使用 This article reports the preparation of prescriptions, process of decubitus membrane preparation, using double-wavelength absorption and elimination method to determine the content. The results show that the film meets the requirements of the Chinese Pharmacopoeia. The determination wavelength of tinidazole is 32 0 nm and the reference wavelength is 357 nm. The determination wavelength of berberine hydrochloride is 32 8 5 nm and the reference wavelength is 30 5 5 nm. No interference with the assay, suitable for medical use