Purevax FeLV anvendes til at vaccinere katte over otte uger mod felin leukæmi, en sygdom i immunsystemet, der skyldes en type virus, der kaldes retrovirus.
Purevax FeLV is used to vaccinate cats from the age of eight weeks against feline leukaemia, an illness affecting the immune system caused by a type of virus known as a retrovirus.