Methods Injection of propafenone hydrochloride was put in routine and photophobic syringes and the variation of content and pH value were observed during 24h of all the syringes. 方法观察盐酸普罗帕酮注射液在常规和避光两种注射器中0h2、h4、h6、h8、h1、2h2、4h的pH值和含量变化情况。
Conclusion It's better to use propafenone hydrochloride with the photophobic syringe in 8 h in ICU. 结论盐酸普罗帕酮注射液在避光注射器中较稳定,建议ICU使用避光注射器,并在8h内用完。