A topical lotion that provides fast-acting, water resistance pain relief from arthritis, joint aches, muscle aches, tennis elbow, bursitis and more.
Muscle Relaxants for Chronic Pain: Where Is the Greatest Evidence? | MDedge
… pain, according to a systematic review of clinical studies, but they do not appear to be beneficial for low back pain, fibromyalgia, or headaches …
Source: back pain