Fenofibrate
"Extreme sickness while taking over 2 months I had no idea it was making me sick. I am diabetic and was also on metoprolol. Shortness of breath, chest pains, extreme nausea, diarrhea, back burning, joint pain ,leg pain and twitching ,organ pain, high wbc count, hypoglycemia, insomnia  and worst of all headaches.  I just found out it was this after they almost sent me for a bone marrow biopsy. I was sure I was having a reaction.  I stopped 3 days so far no problems anymore.  Now just worried about damaged it caused.."