Journal of Pharmaceutics / 2013 / Article / Tab 8

Research Article

Study on Mixed Solvency Concept in Formulation Development of Aqueous Injection of Poorly Water Soluble Drug

Table 8

Degradation rate constant and shelf life of formulated products.

FormulationDegradation rate constant K
(days−1) 
10−4 at 37 ± 2°C
Shelf life 
at 37 ± 2°C

Zaltoprofen injection4.145 10−4 253.31 days