Check out this link. IT really gives the best explanation I have ever seen, and it all has to do with our brains, as usual! The ingredient is Diphendramine/Benedryl and is many allergy meds and sleep meds, exactly the opposite effect we would want.
newswise.com/articles/johns... Anyone who has RLS or knows someone with RLS should read this one! We have always known that these over the counter meds can disrupt 99% of us, and here is WHY. Hope this helps someone!