Learn about the veterinary topic of Feline Leukemia Virus Disease. Find specific details on this topic and related topics from the MSD Vet Manual.
While theres no cure for feline-leukemia-virus, several medications can help manage symptoms and support your cats immune system. Your veterinarian may recommend a combination approach tailored to your cats specific needs.

Feline leukemia is a serious virus that can have a high mortality rate in some cats. Learn the symptoms, treatments and how to prevent feline leukemia in cats. Feline leukemia virus is a well-known retrovirus of cats, yet our understanding of this infection continues to evolve. As a retrovirus, FeLV uses its reverse transcriptase enzyme to create a DNA copy of its RNA viral genome. Common Symptoms: Pale gums, lethargy, weight loss, fever, inflammation of oral tissues. Diagnosis: FeLV blood testing, general bloodwork. Requires Ongoing Medication: No. Vaccine Available: Yes. Treatment Options: There is no direct treatment approved for FeLV. WebMD explains feline leukemia virus (FeLV), including symptoms, risk factors, treatments, and prevention. Discover everything about feline leukemia, including symptoms, transmission, treatment, and prevention. Learn how to protect your cat.

WebMD explains feline leukemia virus (FeLV), including symptoms, risk factors, treatments, and prevention.

Discover everything about feline leukemia, including symptoms, transmission, treatment, and prevention. Learn how to protect your cat.