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Yield in spray drying process of 30% DL ritonavir with used polymers.
| Polymer | Yield in SD Process 1 |
|---|---|
| PVA 3-82 | 54% |
| PVA 4-88 | 28% |
| Grafted copolymer | 12% |
| PVP K30 | 35% |
| HPMC-AS | 1% |
1 The yield is calculated from the powder obtained in the product vessel in relation to the weighed-in mass for the preparation.
