About Probe Clinical Research

Who Are We?

Probe Clinical Research, located in Riverside, California, has been operational since early 2007 and has quickly risen to become one of the most trusted names in pharmaceutical research and clinical trials. We have worked with many major pharmaceutical manufacturers to test the safety and effectiveness of their medications. We have also worked with some of the worlds largest research firms in performing various investigations in to the effectiveness of certain areas and methods of medical treatment and procedures.

Our staff is fully trained and knowledgeable in the fields of medical research.

You can find a list of studies that are currently open by visiting our Current Active Studies section. You will find a brief description including application requirements. In most cases, you will be able to fill out the initial screening application online.

You can also find information regarding Probe studies that are not yet active in our future studies section. In most cases there is also a screening application available as well.

Once you fill out the application, it will be forwarded to the Clinical Research Coordinator and you will be contacted promptly. Additional, or more detailed, information may be required. If more information is required, the coordinator will inform you during your confirmation and verification call.

Participant information is handled according to the applicable study privacy and confidentiality requirements. Providing information is voluntary; however, certain information is required to determine whether you qualify for a study. If you choose not to provide it, we may be unable to qualify you.

All participants are compensated for their time and travel expenses based upon study guidelines and regulations. For more information on our active and ongoing studies, click the ongoing studies tab at the top of this page or contact us by telephone during normal business hours.

Advancing health through trusted clinical research.

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© 2026 Probe Clinical Research Corporation

Areas We Serve

  • Riverside
  • Chino
  • Corona
  • Fontana
  • Fullerton
  • Hemet
  • Highland
  • Indio
  • Jurupa Valley
  • Loma Linda
  • Menifee
  • Moreno Valley
  • Norco
  • Ontario
  • Orange
  • Perris
  • Pomona
  • Rancho Cucamonga
  • Rialto
  • San Bernardino
  • Tustin
  • Upland
  • Wildomar