Hello from across the world! We have a little something for everyone! That being said, I do have something for Fibromyalgia, Have him take the PH challenge! There are many things relted to a low body ph and if he tries it, it may help and do wonders, along with canna, that may just do the trick. Root and Eek are our resident Moderators in the Medical section and they are some great folks, so if you have any questions at all, give them or me a shout! Here is the link to get ya started! 
https://www.autoflower.org/index.php?threads/ph-plan-quick-start.26520/

https://www.autoflower.org/index.php?threads/ph-plan-quick-start.26520/