Understanding FeLv/FIV/FIP by Ben J. Character, DVM Feline Leukemia Virus (FeLV), Feline Immunodeficency Virus (FIV), and Feline Infectious Peritonitis (FIP) are three serious viruses that affect domestic cats. Only Feline Leukemia has an effective vaccination available. The vaccination is approximately 80% effective in preventing infection with FeLV. Unfortunately, there is no cure for FeLV. FIV […]