Pain is always associated with inflammation. As Pam suggested, MMS has anti-inflammatory properties and this in itself may take care of the pain. Many, perhaps not all prescription pain killers are toxic to the liver - which is the last thing you want if facing pancreatic cancer. There are natural alternatives you may want to consider, which are known to be not only pain relievers but also have anti-cancer properties. Curcumin, ginger, cayenne pepper, Vitamin D, Omega 3 fatty acids. Cod liver oil is rich in Vitamin D,and also the Omega 3 fatty acids DHA and EPA. There are some cases where the actual cause of back pain is a deficiency of Omega 3 fatty acids. Omega 3 fatty acids (and Vitamin D) can also be important components in the remedy for cancer.
www.nutraingredients.com/Research/Omega-3-could-reduce-neck-and-back-pain