Stability Retesting – StabilityStudies.in

Include Back-Up Samples for Retesting in Stability Protocols

Understanding the Tip: Why back-up samples are essential in stability studies: Stability testing is a long-term process involving multiple data points over months or years. If a test result is out-of-specification (OOS), out-of-trend (OOT), or suspect due to technical error, having a pre-preserved back-up sample enables immediate retesting without compromising the study timeline. These samples…

Stability Study Tips

Implications of Expiry Date Extension on Shelf Life and Stability Data

In the pharmaceutical industry, extending a product’s expiry date can unlock commercial advantages such as reduced product waste and longer market availability. However, expiry extension has deep implications on shelf life, regulatory filings, packaging labels, and the underlying stability data. This tutorial unpacks those implications and guides pharma professionals through the scientific and compliance considerations…

Shelf Life and Expiry, Shelf Life vs. Expiration Date: Key Differences