While there is no cure, there are treatment options for ankylosing spondylitis and the associated pain in the sacroiliac joint which is in the lower back. As with other joint and muscle pain issues NSAIDs are usually the first drug to try given the relatively low number of side effects. Physical therapy or activity has also proven effective at treating the pain in the sacroiliac joint. Plus there is a new crop of drugs that have recently been approved to treat ankylosing spondylitis that only your doctor can prescribe. Finally if you suffer from lower back pain caused by this condition please contact us as to what has helped you.