A study published in The Journal of Neuropsychiatry and Clinical Neurosciences reports that cannabis therapies are both effective and well-tolerated for Tourette syndrome patients. The University of Toronto researchers found that in 18 of the 19 study participants who had used cannabis regularly for at least two years, their symptoms were “much improved” and tic scores decreased by 60 percent.
Elia Abi-Jaoude, one of the study’s corresponding authors, said that the topic was brought to the researchers’ attention by the patients.
“Several of my patients with Tourette syndrome had noticed that if they used some marijuana, their tics decreased significantly,” he said in a PsyPost report, noting that some side effects included sleepiness, anxiety, and decreased concentration. “We began prescribing medical cannabis at our clinic and were struck by the improvements we saw in tics and related symptoms. We eventually decided that we should investigate