Celly understand the hormonal hayride you have been on as been there too Been told hormonetheray does not work the same way which cheered me a lot.Check / confirm with your onc/ gp. I'm on a different drug I think - been on it just a week and have yet to turn into Mrs Hyde just noticing joint stiffness which so far held at bay with movement .Use the search bar at top of homepage. to see what others have found successful to help with side effects and what the likely side effects might be.There is a lot of wisdom and kindness on this site