| Excipients | API ratio: Excipients | Added excipient (µg) | Recovery %. and RSD | |
| Mannitol | 1:1 | 3 | 96.4 | ±3.2 |
| 1:3 | 9 | 96.9 | ±5.2 | |
| 1:6 | 18 | 101.8 | ±4.4 | |
| Starch | 1:1 | 3 | 99.3 | ±3.9 |
| 1:3 | 9 | 97.1 | ±3.7 | |
| 1.6 | 18 | 101.9 | ±1.7 | |
| Saccharin | 1:1 | 3 | 99.3 | ±0.8 |
| 1:3 | 9 | 95.8 | ±1.6 | |
| 1:6 | 18 | 102.5 | ±4.2 | |
| 3TC | 1:1 | 3 | 103,0 | ±5.4 |
| 1:3 | 9 | 103.9 | ±5.4 | |
| 1:6 | 18 | 98.3 | ±0.2 | |
| AZT | 1:1 | 3 | 104.3 | ±0.2 |
| 1:3 | 9 | 96.5 | ±4.8 | |
| 1:6 | 18 | 100.3 | ±1.0 | |