Tag: Degradation Risk

Set Temperature Excursion Limits Based on Product-Specific Risk Profiles

Understanding the Tip: Why temperature excursion control is essential: Temperature excursions—temporary deviations from defined storage conditions—can affect a drug product’s stability and efficacy. Not all products respond the same way to temperature stress, so applying generic limits is scientifically unsound and regulatory risky. Instead, limits should be based on the product’s physicochemical properties, degradation profile,…

Stability Study Tips

Evaluate Moisture Permeability of Packaging in Stability Testing

Understanding the Tip: Why moisture permeability matters in pharmaceutical packaging: Moisture ingress through packaging is a leading cause of chemical and physical instability—especially for hygroscopic APIs, effervescent tablets, and biologics. Even seemingly sealed containers may allow water vapor transmission over time. In stability studies, ignoring packaging permeability can result in underestimated degradation risks and falsely…

Stability Study Tips

Conduct Freeze-Thaw Studies for Biologics and Cold Chain Pharmaceuticals

Understanding the Tip: What are freeze-thaw studies and their purpose: Freeze-thaw studies simulate repeated cycles of freezing and thawing that cold chain pharmaceutical products may undergo during transport or handling. These cycles test the product’s ability to maintain its physical, chemical, and microbiological integrity despite thermal stress. Such testing is particularly important for biologics, vaccines,…

Stability Study Tips