I didn't think about CareCredit being available for Vet bills, but you're probably right. We were all surprised anyone gave her an unsecured loan for that amount of money.This sounds like CareCredit by Synchrony Bank. They give you a 0% promotional interest rate and if there’s even a $.01 balance after the promo period ends, they’ll charge you all the accrued interest to date, at a rate ~25%. If it’s not illegal, it absolutely should be