Dr. Byron Maas surveys a supply of marijuana products for dogs that lines a shelf in his veterinary clinic. They're selling well.
"The 'Up and Moving' is for joints and for pain," he explains. "The 'Calm and Quiet' is for real anxious dogs, to take away that anxiety."
People anxious to relieve suffering in their pets are increasingly turning to oils and powders that contain CBDs, a non-psychoactive component of marijuana. But there's little data on whether they work, or if they have harmful side effects.
That's because Washington has been standing in the way of clinical trials, veterinarians and researchers say. Now, a push is underway to have...