CRS 2019 - containing acetic acid hydroxypropyl methyl cellulose succinate (HPMCAS) based on exam yesterday (Etoricoxib) spray drying amorphous solid dispersions of process optimization research

The aim of this study was to evaluate the relying on the test yesterday (ETO) and preparation of solid dispersions HPMCAS key technology conditions of spray drying, solid content, the influence of nozzle diameter and nozzle airflow.