About Us
Pacific Research Network (PRN) is a Southern California clinical research facility that specializes in examining new, investigational medications for the treatment of a variety of diseases.

With clinic locations in San Diego and Vista, California, Pacific Research Network has been a leader in the field of clinical medical research for over 30 years and is dedicated to providing quality research for both volunteers and the pharmaceutical industry.

Stephen G. Thein, PhD, the director and founder of Pacific Research Network, has conducted over 250 clinical trials and is one of the nation’s leading researchers in memory and Alzheimer’s disease. Dr. Thein has participated in the testing of several new medications to treat Alzheimer’s disease, memory loss, anxiety, migraine, sleep disorders, sexual dysfunction, smoking, social anxiety, and weight loss.

If you or someone you know is interested in participating in a clinical research study, contact Pacific Research Network, Inc. at 619-294-4302.