urinary tract infection
"it is important to know medications affect everyone differently

 Your genetic chemical makeup is not the same as sue or bill. FYI you are encouraged to drink lots of water when taking Bactrim not everyone will have the same symptoms it is a sulfa drug so if you have an allergy to Sulfa drugs then you might want to tell your doctor let him know and they can prescribe you something else only thing I've had symptom wise with bactrim is a headache  and ibuprofen will normally help with the body aches and headache but if you are having any adverse reaction it's a good idea to let your physician or pharmacy know. Zofran is good for nausea and benedryl may be effective with hives or rash but if you have any concerns please consult a medical profes"