Store at 4°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.
References
1. Chen, Y., et al.: Int. J. Pharm., 137, 149 (1996).|2. Cronin, M., et al.: J. Pharm. Pharmacol., 50, 143 (1998).|3. Luan, F., et al.: Pharm. Res., 22, 1454 (2005)