 [ Symptoms ] is it safe to mix sulfamethtrimethoprim with a z pak  urgent care would not prescribe me an antibiotic bc i have not been  isick long enough they prescribed me cheratussin ac syrup and to buy otc medicine my sister brought me some of her medicine sulfamethtrimethoprim saying it was the same thing i have taken 2 doses 1 pill at 9pm and 1 pill at 9 am i am still as sick as ever gained more symptoms of loss of appetite wanting to puke at the tastesmell of food a head ache and an ear ache i get sick once a year and a z pak always fixes me [ Disease ] she had rubella cmv infection take complete treatment and if required take the vaccines before next pregnancy it should be atleast 6 months of negative blood results that you can think of next pregnancy