dont stress.
I have very similar case. Im on fairly strong antiiotics for a very sever flu i have (not swine, dont worry

And the doc has told me that antibiotics, any brand or strength are fine to take anytime during pregnncy, as they are simply helping your immune system to fight an infection. also whatever your immune system can handle, its actually strengthening the fetus' also.

dont be too worried, just get well, im sure bubby will be more than happy if your happy.