http://www.medications.com/effect/view/26500 I started taking Bactrim last Monday evening. When I started to have tightens in the chest and feeling very tired on Thursday evening, I didn't contribute it to the medicine. I went to bed and woke up at 2:30 am because of the chest discomfort. I didn't Mon, 24 Mar 2008 15:19:36 +0000 http://www.medications.com/effect/view/26500?item=5798 Oh it itches!!!!! I've been taking Batrim for 8 days now, by the 9th day I woke up itching soooo bad all over, with little red bumps & the more I scratch 'em the more they itch. I had no idea what it was. Someone told me that I could have an allergic reac http://www.medications.com/effect/view/26500?item=5798