Table 8.
Assay results for the determination of the studied drugs in synthetic mixtures of their pharmaceutical ratio (65:1:1:6) by the suggested HPLC technique.
| Ratio | Suggested technique | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Concentration taken (µg/mL) | Concentration found (µg/mL) | % Found | ||||||||||
| PAR | LVC | PHN | AMB | PAR | LVC | PHN | AMB | PAR | LVC | PHN | AMB | |
| 65:1:1:6 | 325.0 | 5.0 | 5.0 | 30.0 | 324.499 | 5.039 | 5.051 | 30.296 | 99.85 | 100.78 | 101.02 | 100.99 |
| 390.0 | 6.0 | 6.0 | 36.0 | 390.996 | 5.944 | 5.9 | 35.683 | 100.26 | 99.07 | 98.33 | 99.12 | |
| 455.0 | 7.0 | 7.0 | 42.0 | 454.505 | 7.023 | 7.05 | 42.119 | 99.89 | 100.33 | 100.71 | 100.28 | |
| Mean | 100.00 | 100.06 | 100.20 | 100.13 | ||||||||
| ± S.D | 0.226 | 0.886 | 1.47 | 0.944 | ||||||||