cost of prolotherapy injections
1 Proletherapy treatments typically start at $150 but can cost more than $500 per session, depending on the area being treated and the number of injections required.2  At Montana Integrative Medicine in Bozeman, MT, prolotherapy treatments generally cost $175-$325. The injection is considered mild to moderately painful, and may be sore for 3-7 days afterwards. 2  Patients are encouraged to moderate their activities for 24 hours following each session, after which they can return to normal activities.