Featured Files & Articles

B12 for cats

B12 vitamins, liver and anemia.

B12 deficiency can severely affect your cat's immune system. Find out why it is essential for your cat's health to maintain adequate levels of B12.


Don't underestimate anemia in FIP Cats.

Even mild anemia is enough to compromise your cat's ability to fight off diseases, not just for FIP but other conditions. Find out why, and what you can and should do about it.

Feline Infectious Peritonitis is a diagnosis of exclusion.

Just because it "looks like FIP" does not mean it is. FIP is one of the most commonly misdiagnosed diseases, as it shares many clinical signs with other conditions, often treatable. So, what else can it be? We have a list for you. Check it out and discuss it with your vet.

feline infectious peritonitis diagnosis flow chart

Diagnosis Flow Chart by Dr. Diane Addie - catvirus.com

Start here and follow the steps to see if your cat has FIP. The chart includes tests to conduct to diagnose or rule out FIP.

Quality of life and saying goodbye

Quality of life

Knowing when it is time to let go: the hardest choice you may have to make is also the kindest one. Quality fo life assessment can help you decide if the time is right to set your companion free, or continue the fight.

Protease inhibitor GC376 analysis

The cure for FIP: beyond the hype

Separating facts from fiction: our in-depth analysis of the UC Davis GC376 protease inhibitor field study gives a factual account of what GC376 is, what it's not, what it does do, and what it doesn't do.

fip survivor guide

The Essential FIP Survivor Guide by Suzanne Meissner and Fabienne Ridolfi

Download this free ebook for detailed information on treatment for the non-effusive (dry) form of FIP. This guide focuses on long-term management of dry FIP with Polyprenyl Immunostimulant (a.k.a. PI).

fip brochure

FIP Information Brochure

This brochure provides an excellent overview of FIP, Coronavirus, diagnosis methods and other valuable information that few people know when they first hear the words "Feline Infectious Peritonitis".
Download and share to increase awareness of FIP.

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Body fluids comprehensive differential diagnosis by Dr. Salih Sahir

If your cat has a belly or a chest full of fluid, it does not necessarily mean effusive FIP.


CBD for cats

The use of CBC (cannabis) for our pets is becoming popular for treating certain signs associated with a variety of conditions. Can CBD help FIP cats?


Moducare & the immune system

A robust immune system is the best defense against viruses and illness. Moducare is a powerful blend of plant sterols. Find out how this immuno-regulator can help your cat.


What do you feed your FIP cat?

Dr. Diane Addie shares her recommendations for optimum nutrition.


Chicken Smoothie recipe.

When you want to keep your cat eating, and possibly putting some weight on, this tasty recipe is packed with calories, full of flavor and can be used for assisted feeding.


Polyprenyl Immunostimulant Field Study

Download and read the details of the Polyprenyl Immunostimulant Treatment of cats with Presumptive Non-Effusive Feline Infectious Peritonitis In a Field Study recent publication (02/14/2017) and its conclusions.