Macrobid Side Effects: I've been taking Macrobid for almost 2 days now for a UTI and I n http://www.medications.com/effect/view/31699 I've been taking Macrobid for almost 2 days now for a UTI and I now have severe, burning, watery diarrhea, stomach pains that almost feel like extreme heartburn, back pain, nausea and recently tonight I have just began spotting. I am 2 months pregnant and I Hey, that is nothing to play with! You are having a reaction to t Tue, 24 Jun 2008 18:11:14 -0400 http://www.medications.com/effect/view/31699?item=9475 Hey, that is nothing to play with! You are having a reaction to the antibiotic. Quit taking it immediately and call your doctor or more than likely you will miscarry!! I am five and a half months pregnant and I have had a bladder infection. My doctor sai http://www.medications.com/effect/view/31699?item=9475