Seven Proventil HFA (albuterol sulfate 6.7 g hydrofluoroalkane ... The USP throat was rinsed with 50 mL of mobile phase and assayed for drug content. The filter j from the impactor inlet was ...

Amneal Pharmaceuticals that impacts Orange Book (OB) listings for patents related to FDA-approved drug ... API albuterol sulfate. Teva listed several patents in the OB for ProAir® HFA, including ...