Extractables and Leachables (E&L) Testing for Ophthalmic Drug Products: Unique Analytical Challenges
Introduction: Extractables and Leachables Testing for Ophthalmic Drug Products is not simply a regulatory checkbox — it is a critical […]
Nitrosamine Risk Assessment and Testing Services for NDA and BLA Submissions
Introduction: Nitrosamine impurities are among the most scrutinized safety concerns in modern pharmaceutical development, and no NDA or BLA submission
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Nitrosamine Testing for Beta-Blockers, ACE Inhibitors and Sartans: Drug-Class-Specific CRO Services
Introduction: Why a Single Nitrosamine Testing Panel Is Insufficient for Cardiac Drug Classes Understanding drug-class-specific nitrosamine chemistry is one of
PLGA-Based Ocular Drug Delivery: Implants, Microspheres, and Injectable Systems
Introduction Sustained-release ocular drug delivery continues to represent a major bioengineering challenge because the eye possesses multiple anatomical and physiological
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Cyclic Peptide Characterization: LC-MS, NMR, and Structural Confirmation Strategies
Introduction: Why Cyclic Peptide Characterization Requires a Distinct Analytical Framework Characterizing cyclic peptides is far more than a straightforward extension
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Bulk Erosion vs Surface Erosion in PLGA: How Degradation Mechanism Controls Drug Release
Introduction: Why the Erosion Mechanism Is Everything The most critical factor in PLGA formulation design is not particle size or
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Outsourcing Nitrosamine Testing to a CRO: Scope of Work, Timeline, and Cost Expectations
Introduction: Pharmaceutical manufacturers function under rigorous oversight from major global regulatory agencies, including the United States Food and Drug Administration
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What Happens If a Bioanalytical Method Fails Validation? Next Steps and Recovery Strategies
Introduction: A bioanalytical method validation failure is one of the most operationally significant and regulatorily sensitive events in drug development.
How ICP-MS Supports Elemental Impurity and Extractables and Leachables E&L Investigations
Introduction: Why ICP-MS Is Essential in E&L Investigations Whenever a drug product comes into contact with a container-closure system, manufacturing
How to Prove PLGA Polymer Sameness for ANDA Submission: Analytical Strategy and Regulatory Expectations
Introduction: For manufacturers pursuing approval of a generic PLGA-based injectable depot product, demonstrating PLGA polymer sameness for an ANDA submission