ADHS will be performing maintenance on the Medical Marijuana systems starting on Saturday, January 24, 2015 at 10 PM expected to be completed by Sunday, January 25, 2015 at 4 AM. During this time, Medical Marijuana Online Registry Applications will be unavailable. We apologize for the inconvenience this maintenance downtime may cause. If the process is completed earlier, the systems will be made available at an earlier time.

Arizona Medical Marijuana Program

Clinical Trials Involving Marijuana

  • Arizona Medical Marijuana End of Year Report 2014
  • The Arizona Department of Health Services will accept Dispensary Registration Certificate applications in late 2015. There will be more information forthcoming regarding which, and the number of, CHAAs that will be available.

Clinical Trials Involving Marijuana

The most updated list of available clinical trials is listed at When you go to the website, enter marijuana into the search field. If you are interested in a particular study, please consult with your healthcare provider and then directly contact the study investigators listed in the notice. ADHS is not involved in enrolling patients into clinical trials.

Please note that ADHS does not participate, support or endorse any of the listed clinical trials. Qualifying patients should discuss participation in ANY clinical trial with their healthcare provider before enrolling. Enrolling in a clinical trial is completely voluntary and will not have any effect on your status as a qualifying patient. If you choose to enroll, ADHS is not involved in the supervision of the clinical trial, and is not responsible for any outcomes due to participation.

While ADHS has no affiliation with these trials we have compiled a list of those happening at this time for reference.