Inclusion Criteria:  must meet criteria for surgical correction of scoliosis must be able to swallow pills must have English as a primary language must possess mental capacity to understand purpose of the study patient must carry diagnosis of adolescent idiopathic scoliosis surgery must be performed via posterior approach operation performed by either Dr. John T. Anderson or Dr. Richard M. Schwend post-surgical AIS patients from June 2019-June 2024 the patient must be between the ages of 12 and 17 years old the patient and one of their biological parents or guardian(s) must give consent for patient to be included in this study  Exclusion Criteria:  obesity, as defined by a BMI at or above the 95th percentile weight below 40 kg any orthopedic diagnosis other than AIS revision spine surgery anterior or combined approach admission to PICU post-op use of Oxycodone post-op allergies to ibuprofen, caffeine, codeine, or diazepam history of renal disease history of a coagulation disorder history of cardiac dysrhythmia or open heart surgery history of Chronic Pain Syndrome or Complex Regional Pain Syndrome current use of oral central nervous system stimulant (e.g. methylphenidate)