what can we do:(

I have a uti and I took the first does of anitbotics today. This is our first month ttc actually yesterday was our first day. and I'm suppose to ovulate next week according to my apps, which are usually right. And by the time this is cleared its the first day of my fertile window. I have opks to know for sure. But I know your suppose to abstain from sex until it's cleared which is in week. I'm honestly heart broken we might miss our chance. We have used protection in a year and nothing. We both have a feeling I can't get pregnant, but he wants to actively try now. Now this gets in the way:,(