Diagnostic Research Group

Diagnostic Research Group (DRG) is a premier multi-specialty clinical research site based in San Antonio, Texas, specializing in Phase I through IV clinical trials. Founded in 1994, the organization serves as a critical partner for pharmaceutical and biotechnology companies by providing high-quality clinical trial execution and patient recruitment services. DRG focuses on a broad range of therapeutic areas, with particular expertise in metabolic disorders, cardiovascular health, infectious diseases, and respiratory conditions. The facility is known for its large patient database, experienced medical investigators, and commitment to regulatory excellence and data integrity. By bridging the gap between innovative drug development and patient care, DRG plays a vital role in bringing new medical therapies to market.