Ryan Cheu

Ryan Cheu

Dr. Ryan Cheu is a seasoned bioanalytical chemist and regulatory scientist with deep expertise in pharmacokinetics, method development, and pharmaceutical compliance. As Director of Chemistry at Emery Pharma, he leads the company’s bioanalytical and regulatory programs across both R&D and GLP/cGMP-compliant studies.

Related Posts:

Unlocking Quality: The Ultimate Guide to GMP NMR Testing and Analytical Method Development, Validation Services for Reliable Release Testing

June 2, 2025

In today’s competitive pharmaceutical landscape, ensuring product quality is paramount. As regulatory demands continue to evolve, the significance of rigorous testing methods cannot be overstated. Welcome to ‘Unlocking Quality: The Ultimate Guide to GMP NMR Testing and Analytical Method Development,…

Bridging Study: Comparing QQQ and HRMS for Impurity X Quantitation, determining their regulatory alignment, and evaluating method transfer feasibility

February 27, 2025

In pharmaceutical analysis, selecting the right instrumentation is critical for ensuring precise and regulatory-compliant impurity quantitation. At Emery Pharma, we conducted a bridging study to compare two mass spectrometry techniques—Triple Quadrupole Mass Spectrometry (QQQ) and High-Resolution Mass Spectrometry (HRMS)—for the…

Countdown to Compliance: The August 2025 Deadline for NDSRI Testing Looms Over Pharmaceutical Industry

August 22, 2024

As the pharmaceutical industry approaches the crucial deadline of August 2025, manufacturers of both currently marketed and newly approved drug products are under increasing pressure to evaluate and control the levels of Nitrosamine Drug Substance-Related Impurities (NDSRIs) in their products.…

Ensuring Quality and Efficacy of GLP-1 Agonists: Analytical Challenges and Solutions in Therapeutic Peptide Production

June 24, 2024

Glucagon-like peptide-1 (GLP-1) agonists represent an exciting class of drugs that have gained significant attention in recent years for their potential to treat type 2 diabetes mellitus (T2DM) and obesity. These medications are a form of therapeutic peptide that mimics…