FeLV & FIV in Cats
Treatment Costs UK 2026
Feline Leukaemia Virus (FeLV) and Feline Immunodeficiency Virus (FIV) are lifelong retroviral infections spread through bites, grooming, or in utero. FeLV suppresses the immune system and can cause cancer. FIV is similar to HIV and gradually weakens immunity. There is no cure for either virus.
What You'll Pay
Estimated costs for diagnosing, treating, and managing FeLV & FIV in Cats in the UK. Prices vary by vet practice, location, and severity.
| Cost Category | Low | Average | High |
|---|---|---|---|
| Diagnosis Initial tests and consultation | £50 | £100 | £200 |
| Initial Treatment First-line treatment or surgery | £100 | £250 | £500 |
| Monthly Ongoing Medication, monitoring, management | £30 | £80 | £180 |
| Annual Cost Total estimated cost per year | £500 | £1,200 | £2,600 |
| Lifetime Cost Total estimated cost over pet's life | £1,500 | £4,000 | £9,000 |
Diagnosis
Initial tests and consultation
Initial Treatment
First-line treatment or surgery
Monthly Ongoing
Medication, monitoring, management
Annual Cost
Total estimated cost per year
Lifetime Cost
Total estimated cost over pet's life
Prices are estimates based on UK averages and may vary by region, practice, and individual case. Updated March 2026.
Symptoms to Watch For
If your pet shows any of these symptoms, consult your vet promptly. Early diagnosis can reduce treatment costs and improve outcomes.
Recurrent infections
Weight loss
Enlarged lymph nodes
Poor coat condition
Fever
Pale gums (anaemia)
What Treatment Includes
A typical treatment plan for FeLV & FIV in Cats includes these components. Your vet will tailor the approach to your pet's specific needs.
SNAP FeLV/FIV blood test
Confirmatory PCR or IFA test
Supportive care for secondary infections
Interferon-omega therapy
FeLV vaccination (prevention)
Indoor-only lifestyle to prevent transmission
Commonly Affected Breeds
These breeds are more predisposed to FeLV & FIV in Cats. If you own one of these breeds, consider discussing screening with your vet.
Insurance May Not Cover This
FeLV & FIV in Cats is often not covered by standard pet insurance policies. Consider setting up a dedicated pet savings fund to cover these costs. With annual costs of £500–£2,600, saving £100 per month could help you prepare.
Check insurance optionsCompare Vets Near You
Treatment costs vary significantly between vet practices. Enter your postcode to compare local vets and find the best value for your pet's care.
Other Conditions
Compare treatment costs with other common pet health conditions.
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