Question: A 24-year-old man presents for 4-month history of anxiety. They feel their symptoms are worse during social and stressful situations, and this has not improved with exercise. The man denies panic attacks, heart palpitations, depressed mood, or thoughts of self-harm or harm to others. Current medication regimen is sertraline 100mg PO QD and the patient denies use of caffeine, tobacco, marijuana, alcohol, or illicit drugs. Vital signs are normal. At this time, what adjuvant treatment would the provider recommend?