Case Study on GMP Process Development of DOTAGA-Labeled Peptide & POC Products

Scientific Expertise

Presentation at TIDES US 2024

Tim Nieters, MBA (Senior Vice President of Strategic Portfolio Development) presented a case study at TIDES USA 2024 in Boston, MA, covering process development of GMP DOTAGA-labeled peptide and POC-based products.

Peptides are advantageous as therapeutic vectors in PRRT due to their small size, favorable pharmacokinetics, high binding affinity, low immunogenicity and toxicity, and minimal off-target binding.

This case study presents a manufacturing process for DOTAGA-Labeled urea-based peptide PSMA inhibitor API, DOTAGA-(I-y)fk(Sub-KuE). Multigram-scale process development and GMP manufacturing was completed in only ten months. Through optimized synthesis, cleavage, and purification an overall yield of >65% (>98% purity) was achieved.

About CPC Scientific Inc.

CPC Scientific is a globally recognized Contract Research, Development, and Manufacturing Organization (CRDMO) specializing in synthetic GMP peptides, oligonucleotides, and peptide-oligonucleotide conjugates (POCs), while offering a full range of research-grade custom and catalog products. Its integrated service model is designed to support partners through the most critical phases of drug development, with a particular focus on late-phase development, large-scale manufacturing, and commercial production.

CPC Scientific operates world-class, cGMP-compliant commercial production facilities, including its core manufacturing asset in Hangzhou, China, which has successfully completed multiple rigorous regulatory inspections by leading global authorities such as the U.S. FDA.

Headquartered in Rocklin, California, CPC Scientific serves as the primary international corporate vehicle of Medtide Inc. (HKEX: 3880.HK). As Medtide's strategic anchor, it has driven seamless business operations across 50+ countries while delivering access to a robust, integrated infrastructure leveraging metric-ton scale annual production capacity and 25 years of technical excellence.

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