Several scientifically proven and effective treatment options are available for children with anxiety disorders. The two treatments that most help children are cognitive-behavioral therapy and medication. Your doctor or therapist may recommend one or a combination of treatments.rescription medications can be useful in the treatment of anxiety disorders. They are also often used in conjunction with therapy. In fact, a major research study found that a combination of CBT and an antidepressant worked better for children ages 7-17 than either treatment alone.