Purevax RCPCh FeLV is used to vaccinate cats from the age of 8 weeks against the following diseases: • feline viral rhinotracheitis (a flu-like illness caused by a herpesvirus), • feline calicivirosis (a flu-like illness with inflammation of the mouth caused by a calicivirus), • chlamydiosis (a flu-like illness caused by the bacterium C. felis), • feline panleucopenia (a serious illness causing bloody diarrhoea caused by a parvovirus), • feline leukaemia (an illness affecting the immune system caused by a retrovirus).