Sjogren's Syndrome Support Group
Sjogren's syndrome is an autoimmune disorder in which immune cells attack and destroy the exocrine glands that produce tears and saliva. It also associated with rheumatic disorders such as rheumatoid arthritis, and it is rheumatoid factor positive in 90 percent of cases.
I couldn't take it as I got severe itching which took days to completely stop. I tried twice with the same reaction and gave up. You may not be having an allergic reactions but it could be an adverse reaction. Check it out with your doc and do some of your own research also. Good luck.