For salbutamol, it is proposing to base the formulation on HFC-134a alone, and for beclomethasone, it is proposing dissolution in ethyl alcohol and the use of HFC-134a propellant.
有关沙丁胺醇，建议配方仅以HFC-134a为基础，至于倍氯米松，建议放在乙醇中溶解并且使用HFC-134a 推进剂。