The scientific evidence supports the use of exercise rehabilitation, where you become an active participant in the treatment. Passive therapies like massage won't help in the long run.
There's some evidence osteopathy can reduce the need for pain medications.
A recent series on low back pain by the global medical journal The Lancet shows doctors often overlook recommended treatments, such as advice to stay active and to exercise.
OMT can reduce anxiety and improve self-care too.