S.no Stress condition Ceftriaxone (60 μg/ml) Vancomycin(30 μg/ml)
Recovered % Degraded % % Recovered Degraded %
1 Acid hydrolysis (0.1N HCl) 84.66 15.4 93.32 6.68
2 Base hydrolysis   (0.1 N NaOH) 76 24 90 10
3 Oxidation (20%H2O2) 90.74 9.26 97.02 3.98
4 Thermal(700C) 89.96 10.04 87.67 12.33
Table 8: Stability studies of the ceftriaxone and vancomycin.