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About Us

Antelope Valley Clinical Trials is a practice dedicated to providing the latest and most up-to-date diagnostic and treatment options.

Antelope Valley Clinical Trials is a practice dedicated to providing the latest and most up-to-date diagnostic and treatment options. Dr. Ricardo Tan offers over 20 years of experience and expertise as a nationally and internationally recognized practitioner in this field.

Our family of providers and staff strive to give patients comprehensive evaluation and therapy with a personal touch and attention. We will always work to ensure that your office visits are pleasant, enlightening and will make the best use of your valuable time. We have early and late office hours and Saturday hours to accommodate your schedule.

Our Clinical Research division offers patients and volunteers the opportunity to participate in clinical trials of promising new treatments for allergy, asthma, sinusitis, atopic dermatitis, COPD, hives, and other conditions.

Connect with us
Lancaster Office

44453 16th Street West, Suite 101
Lancaster, CA 93534

Tel: (661) 266-8944
Fax: (661) 723-0178
Email: [email protected]
Los Angeles Office
(California Allergy & Asthma Medical Group)

1950 Sawtelle Blvd, Suite 138
Los Angeles, CA 90025

Tel: (310) 966-9050
Fax: (310) 966-1009
Email: [email protected]
Research Sponsors

Tel: (661) 266-8944
Fax: (661) 723-0178
Email: [email protected]
Copyright © 2024 Antelope Valley Clinical Trials
Los Angeles Office

1950 Sawtelle Blvd, Suite 138
Los Angeles, CA 90025
(310) 966-9050


Lancaster Office

44453 16th Street West, Suite 101
Lancaster, CA 93534
(661) 266-8944


Research Sponsors
(310) 966-9050