marstons mills, barnstable county, southeast, massachusetts land for sale: 1 - 12 of 12 listings
It has been 10 days since my reaction to sulfa drug. I had a steroid shot and 3- 20mg prednisone tablets. No more breaking out but have not energy.
Answers. Best Answer: The half life of Bactrim is 12 hrs, so it will stay in your body for 2 1/2 days. But, once the allergic rash has started, the rash will sustain itself for 14 days. You're on the appropriate treatment.. just make sure you drink a lot to flush the medicine out.