Dec 10 I Had Protected Sex I Don't Know If

Dec 10 i had protected sex I don't know if the condom broke or anything but I recently had a sore throat with pus on my tonsils a week later I had a dry cough with soreness of the throat with no pus on the tonsils they were just a little irritated due to the coughing I was given antibiotics and the cough as well as well as the irritation went a way but I was really tired, my breast was and still are sore, and my appetite increase could I be pregnant?