Does Cervical Mucus Change Just Before Your Period On The Pill (but Was Sick) And New Cervical Mucus Changes?

On the pill (but was sick) and new cervical mucus changes? - does cervical mucus change just before your period

I had a bad kidney infection a few weeks ago and took antibiotics for 2 weeks, while the pill ... then right after I had my 7 days without taking the pill during my period (which was very difficult) and now I have severe acne, until I (the pill and the cream of the mucus last week and a different smell bad, but harder ) .. . also in a relationship. So, what about these changes, perhaps? It is a negative pregnancy test, but at the beginning to show itself.