question: My son is 14 years old and started wetting the bed. it hasn t happend before. He drinks water during the day and he is so tired at night that he dosent wake up to go. it could also be beause he is growing. what can we do about this and where can i get free smaples of adult diapers that are Poly or plastic backed he has ADHD and takes Adderal XR 40 milligrams.