FeLV vaccines have been available for many years and have been continuously improved upon. They are helpful in preventing infection with FeLV and, therefore, in controlling FeLV-related disease. Unfortunately, no vaccine is 100% protective.

Feline leukemia virus (FeLV) is one of the most common and important infectious diseases in cats, affecting between 2-3% of all cats in the United States and Canada. Infection rates are significantly higher (up to 30%) in cats that are ill or otherwise at high risk (see below).

Shown to be effective for vaccination of healthy cats 9 weeks of age or older against feline leukemia viruses. Duration of immunity is at least 2 years. Also shown to be effective against persistent viremia in cats exposed to virulent feline leukemia virus. Contact your veterinarian or manufacturer for more information on revaccination frequency.

2025年3月19日 · Although the FeLV vaccine does have a potentially dangerous side effect to be aware of, the risk of your cat becoming infected with this deadly disease is far more significant. We’re going to...

PUREVAX Recombinant FeLV is the first and only recombinant canarypox-vectored nonadjuvanted feline leukemia virus (FeLV) vaccine. Safe, effective, and pure without adjuvants. Here are a few of the many benefits of PUREVAX ® feline vaccines:

FeLV vaccines prevent viral shedding and progressive infection and decrease the opportunity for at-risk cats to become infected or seriously ill. Feline leukemia virus (FeLV) is a gammaretrovirus and one of the most common causes of infectious disease in cats worldwide.

2024年3月4日 · Feline Leukemia (FeLV) vaccines are licensed to stimulate immunity to FeLV in cats. Various formulations are available, including inactivated, whole virus vaccines, recombinant subunit vaccines; and genetically-engineered, subunit recombinant vaccines linked with a canary pox vector virus.

Fight feline leukemia virus with revolutionary RNA particle technology in a non-adjuvanted, low-volume vaccine. For primary immunization, administer 1 dose (0.5-mL) subcutaneously as early as 8 weeks of age followed by a second dose administered 3 to 4 weeks later.

Nobivac ® Feline 1-HCP+FeLV is a combination vaccine uniting the benefits of a modified live core vaccine with a killed FeLV vaccine in one vaccination. A quality core vaccine shown to be effective for vaccination of healthy cats 9 weeks of age or older against feline rhinotracheitis, calici, panleukopenia, and feline leukemia viruses, which ...

Feline Leukemia Virus (FeLV) is a retrovirus belonging to the coronavirus subfamily, which means it is a cancer-causing virus. FeLV only affects cats and cannot be spread to humans or other animals. How Is FeLV Spread? FeLV is spread primarily through cats’ saliva. It can also spread through blood, tears, feces, and urine.