FYI - If your back pain causes you experience an inability to have the opportunity to stop or initiate urination or defecation. this can give you 911.
Cats, small dogs, medium dogs and large dogs all reach their senior years at different scenarios. https://Medium.com/@muscleandjointcare/cbd-oil-for-muscle-pain-what-you-need-to-know-ef0a1c1a32e7