http://www.medications.com/effect/view/29979 I have been taking Macrobid for approximately four days. I have had increased headaches that won't go away with normal medication dose. I also have had horrible gas...in addition to stomach pain. I have have had increased urination, having to pee constant Sat, 31 May 2008 11:24:03 -0400 http://www.medications.com/effect/view/29979?item=8777 After two days of taking this medication, I get up 4-5 times a night to urinate which I have never done. My body is achy, and I have stopped the med. I went back on cipro and will contact my urologist next week to make an appointment. My gynecologist nu http://www.medications.com/effect/view/29979?item=8777