The UKs FIP Advice Team has released new antiviral drug treatment guidelines for feline infectious peritonitis (FIP).

A major change is introduction of twice daily dosing of oral GS-441524, based on the observation that inter-cat variations in drug absorption and metabolism might account for some of the treatment failures that are seen with once daily


Great news for Canadian veterinarians, cat owners and cats: We now have legal access to drugs that can treat feline infectious peritonitis (FIP), a disease that’s historically been considered almost invariably fatal in cats, prior to the discovery of these very treatments.

I’ll keep this short (-ish… since Moe keeps complaining about my long posts).

In the first two parts of this series, I explained a lot of the changes that have been made to the CLSI veterinary antimicrobial susceptibility testing guidelines, specifically those related to staphylococci and Enterobacterales (which includes E. coli and friends).  There’s less to say about Pseudomonas, but these changes will impact our

Diagnostic testing is a cornerstone of veterinary medicine that helps us optimize patient care, but there’s a lot of science behind it that people often forget. We collect a sample, send it off for testing and magically get the results, often without putting a lot of thought into what happens at the lab. Labs (should)

I spend a lot of time talking about antimicrobial misconceptions and dogmas. They are a big issue, because they often lead to unnecessary or excessive duration of antimicrobial use, use of more invasive routes of administration (e.g. intravenous over oral), or use of higher-tier antimicrobials than necessary.

I’ll just address one of these misconceptions today: