I completely understand your frustration. Lyra has been getting UTI's about once a year. Fortunately she has never had an obstruction (less common for females is my understanding) She is one her second round of antibiotics for the most recent infection. The vet wants her on a prescription...
In May I took in a stray cat, when I took her to the vet she could not confirm a pregnancy, even though I suspected one, and went ahead and gave her a full round of vaccinations. I was not warned of any potential risks or problems with the vaccines. When she was obviously showing and I called...