We , me and the vet has been giving numerious odf antiobiotics. I just did my own urine test and theres bloody white paper of were she jusr peed. She is on Marbofloxicin. The doctor wanted to give it to her 3 weeks (have 1 1/2 weeks left of it), the other med Clavomax was too expensive to fill every 2 weeks. I can't afford anymore vet bills what do I do? Someone help?