The study will test whether cannabis can replace opioids in the management of chronic pain.
Three people were sentenced this week for supplying medical cannabis.
Just under half of patients say they have reduced their use of other controlled substances.
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The country legalised cannabis, including home cultivation for medical use, last week.
Number of patients enrolled in medical cannabis programmes increased from 678,408 in 2016 to 2,974,433 in 2020.
The latest coverage of medical cannabis in the mainstream media. From new research to patient stories, here are the top cannabis headlines from the past two...
A top professor at The Hebrew University of Jerusalem believes the CBD formulation holds "immense potential".
Anecdotal evidence and a growing body of scientific research indicates that cannabis could be effective in treating fibromyalgia.
Data from over 900 medical cannabis patients, living with chronic pain, has been published this week.