You can start by making sure he has a reputable healthcare team by his side. That means finding doctors, therapists, psychologists and teachers who understand and have experience with autism and can respond to his shifting needs appropriately. Ask your child's pediatrician to recommend a developmental pediatrician with whom you can consult about the next step. She, in turn, can guide you toward various intervention programs and suggest complementary therapies. It also helps to plug into an already existing network of parents facing the same challenges as you.