RhoGam is a vaccine like globulin shot that was developed in the late 1960s to keep a Rh negative woman from becoming sensitized to the Rh positive blood of her fetus in the unlikely event blood mixing occurs. Rhogam works very much like an immunization.
However, some new research has shown that TENS may be effective for reducing pain in people who have fibromyalgia, especially in combination with other treatments, such as exercise. Fibromyalgia is often treated with various medications to relieve pain and improve sleep.
Each medical device has a unique effect on back pain, and is used to produce different results: 1  Transcutaneous Electrical Nerve Stimulation (TENS): TENS units are designed for the patient to use at home for treatment of neuromusculoskeletal pain. 2  They are compact units roughly the size of a deck of playing cards.