Synthetic cannabinoids linked to increased hospitalizations and deaths in older adults with COPD A study out of St. Michael’s Hospital in Toronto has found prescription synthetic cannabinoids are linked to a 64-percent increase… By hempcbdtimes , in cannabis and COPD cannabis and respiratory Cannabis Industry Science News Dronabinol marijuana and COPD nabilone synthetic cannabinoid United States Cannabis Industry & Marijuana Business News , at October 26, 2020