http://www.medications.com/effect/view/33944 I was on simcor, which is heavy dose of niacin plus simvastatin.Was taking simvastatin alon and i was fine. my lipids and trygllicerides were very high so put me on this medication'' I'm sure its the niacin that is the culprit. sever itching on back and Mon, 08 Sep 2008 10:11:45 -0400 http://www.medications.com/effect/view/33944?item=12130 Classic symptoms from Niacin overload. Many people find it untolerable. The human body is simply not designed to have toxic levels of niacin, but rather is designed to function on a healthy balance of vitamins and minerals. Is it any wonder people get so s http://www.medications.com/effect/view/33944?item=12130 Thu, 06 Nov 2008 19:30:32 -0500 http://www.medications.com/effect/view/33944?item=14249 Niaspan has a side effect called flushing. This is what you are experiencing. The good news is it goes away as your body gets used to the medicine. There are also several things you can do to make it more tollerable such as taking an aspirin 30 minutes bef http://www.medications.com/effect/view/33944?item=14249 Mon, 23 Feb 2009 13:49:29 -0500 http://www.medications.com/effect/view/33944?item=17379 I've experienced the flushing ... but what I am finding intolerable is the itching. What can be done about the itching? Had to go off it for a week and just started again today on only 500mg instead of 1000mg. I follow all dosing instructions as far a http://www.medications.com/effect/view/33944?item=17379