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Justice committee One thing we're trying to do—again, we have close collaboration with the DREs in California—is take the measures they think have the best possibility for being accurate detectors of cannabis-related impairment and doing further validation. There are some good studies out there in
September 25th, 2017Committee meeting
Dr. Thomas Marcotte
Justice committee Yes. As THC breaks down in the body.... THC may hang around for a long time in fat cells and so forth, but it also creates a bunch of metabolites downstream that may or may not have different time courses. Some things may go away after a couple of hours. In cannabis right now we
September 25th, 2017Committee meeting
Dr. Thomas Marcotte
Justice committee That was someone else's study. In our study we're up to 13.4%. We're limited to what NIDA can provide.
September 25th, 2017Committee meeting
Dr. Thomas Marcotte
Justice committee It's getting better, but we're still behind the curve. Most studies you'll see were done with 6% THC. Right now they're up to 13%, which is what we're using. On average, drugs confiscated in America were about 12% to 15%. If you go to dispensaries, what they're putting out is aro
September 25th, 2017Committee meeting
Dr. Thomas Marcotte
Justice committee I certainly have heard a number of anecdotal comments like that, and I hope they're in the minority because it's unlikely to improve your driving. That said, there are some people who have anxiety and so forth, and maybe at a low dose there may be some benefit, but I certainly wo
September 25th, 2017Committee meeting
Dr. Thomas Marcotte
Justice committee I just do research, so we just see people in the lab. Perhaps the officer could comment on his own experience, but certainly, talking DREs, etc., the people they stop think they do better.
September 25th, 2017Committee meeting
Dr. Thomas Marcotte
Justice committee Unfortunately, you really have to separate. The action is not in the blood, so unlike where there's this nice correlation—I'm sure people have said here—with alcohol, it's not the same with cannabis. It gets really complex because chronic users will have chronic levels in their b
September 25th, 2017Committee meeting
Dr. Thomas Marcotte
Justice committee Thank you. Good evening. I appreciate the opportunity to share some information as you consider Bill C-46, an act to amend the Criminal Code. I'm Tom Marcotte. I'm a professor of psychiatry at the University of California San Diego, and co-director of the University of Califor
September 25th, 2017Committee meeting
Dr. Thomas Marcotte