>> he eats plants -- >> changes that have continued long after ezra stopped taking the study drugs almost a year ago. >> he has had no regression whatsoever. i don't think it's a cure, but i think it's going to make it easier for him, you know, easier for him to live. >> interestingly, these were the same kind of long-term changes jay also experienced. >> i don't know if i would use the word heal, but it's helping him become more himself. he has a right to be healthy and to be happy and to feel joy, and this is certainly helped him do that, and that's all i can ask for. >> i want to be very clear again, nobody is saying there's a cure for autism, and this isn't either, but the idea that cannabis might not just treat the symptoms of autism but also repair and even protect the brain is something that came up again and again with the scientists i spoke to.