Dronabinol, a synthetic form of the cannabis compound   tetrahydrocannabinol is now used in the treatment of obstructive sleep apnea supporting the therapeutic potential of cannabinoids in patients with obstructive sleep apnea writes  Phyllis Zee, MD, the Benjamin and Virginia T. Boshes Professor of Neurology at Northwestern University Feinberg School of Medicine and director of the Northwestern Medicine Sleep Disorders Center, Chicago, Illinois in the January issue of Sleep. {Medscape}