Hi.. I have gone through your question and I understand your concerns about it. You do not need to worry about at all.so leave worries and lets do the right treatment. I see patients of recurrent UTI in day to day practices.It is necessary to rule out the cause of recurrent UTI such as diabetes and other immunocomrpomised conditions. Its comprehensive approach which will help you to prevent UTI in future. First, I recommend when UTI is suspected,urine culture should be sent in order to identify the organism.Complete Bed Rest, Increase uptake of fluids,antibiotics treatment and prevention plays vital role. I suggest you to add cranberry juice in your diet as it prevent recurrent UTI. In women,there is large genital area so chances of ascending infection is more as compare to men.So maintaining genital hygeine is also utmost importance. Even if UTI occurs in pregnancy,there are certain antibiotics which is considered safe in pregnancy such as Amoxy-clav,erythromycin,clindamycin,penicillin and nitrofurontoin. Research says these does not affect the fertility status of any of sex. I hope this answer helps you to find a way to approach further.I strongly recommend to consult your doctor and get Urine culture as well as start following above measure in order to cure UTI I wish Healthy life and healthy years. Regards