Wet FIP in Cats: Complete Guide for Filipino Pet Owners
- BasmiFIP Philippines
- Jul 9
- 3 min read

⏱️ Estimated Reading Time: ±10 minutes
TL;DR:
Wet FIP (Feline Infectious Peritonitis) is a serious, fast-progressing disease caused by a mutated form of Feline Coronavirus (FCoV). It leads to fluid buildup in the belly or chest, fever, and breathing issues.
In the Philippines, awareness of FIP is increasing due to the availability of antiviral treatments like GS-441524. Early diagnosis, proper care, and access to legitimate medicine are crucial.
📚 Table of Contents
What is Wet FIP?
Types of FIP: Wet vs. Dry
Symptoms of Wet FIP in Cats
How to Detect Fluid in FIP Cases
Should You Drain the Fluid?
What Causes Wet FIP in Cats?
How FIP is Diagnosed
When to Suspect Wet FIP
Treatment for Wet FIP in the Philippines
Preventing Wet FIP in Cats
FAQ: Common Questions from Cat Owners
Conclusion
What is Wet FIP?
FIP is a viral disease caused by the mutation of the feline coronavirus (FCoV). While FCoV is common and often harmless, in some cats it mutates and causes an aggressive immune reaction known as FIP. Wet FIP is the form where fluid collects in the body.
Two types of FIP:
Wet (Effusive): With fluid in the abdomen or chest
Dry (Non-effusive): No fluid, but inflammation in organs
Types of FIP: Wet vs. Dry
Type | Key Sign | Affected Area |
Wet FIP | Fluid buildup | Belly, chest |
Dry FIP | No fluid, inflammation | Brain, eyes, and organs |
Symptoms of Wet FIP in Cats
General Symptoms:
High fever not responding to antibiotics
Loss of energy (lethargy)
Poor appetite
Rapid weight loss
Specific Wet FIP Signs:
Enlarged belly due to fluid
Difficulty breathing
Yellow, sticky fluid was seen on analysis
How to Detect Fluid in FIP Cases
1. Physical Signs:
Painless belly swelling
Breathing issues if chest fluid is present
2. Diagnostic Tools:
Ultrasound (to detect fluid in the belly)
Chest X-ray (to see fluid in lungs)
3. Fluid Testing:
Protein-rich fluid (>3.5 g/dL)
Yellow-golden and sticky
Rivalta test is often positive in FIP
Read More: Types of FIP in Cats: Wet vs. Dry FIP
Should You Drain the Fluid?
Drain fluid only when:
Your cat has severe breathing problems
Your vet needs fluid for lab testing
Avoid routine drainage because:
It removes essential antibodies and nutrients
Fluid will return if not treated at the source
What Causes Wet FIP in Cats?
FIP is not directly contagious, but the original virus (FCoV) spreads through shared litter, grooming, or food bowls. In the Philippines, multi-cat households and outdoor exposure are common risk factors.
Risk Factors:
Kittens under 2 years old
Cats in shelters or rescues
Stressed or sick cats
Certain purebred cats (Bengals, Ragdolls)
How FIP is Diagnosed
There is no single test to confirm FIP 100%, but your vet may use:
Blood work (low A/G ratio, high globulins, anemia)
Fluid analysis (protein-rich, Rivalta positive)
PCR test (to detect the virus in the fluid)
Immunohistochemistry (IHC) – gold standard
When to Suspect Wet FIP
It may be Wet FIP if:
Your cat has a big belly suddenly
Fast or difficult breathing without another cause
A fever that doesn’t go away
It may NOT be Wet FIP if:
Only mild belly swelling
The cat is still playful and eating
No fever or breathing issues
Treatment for Wet FIP in the Philippines
GS-441524
An antiviral that stops virus replication
Duration: 84 days (oral or injectable)
Over 80% success rate when treated early
Supportive Care
Nutritious food with high protein and calories
Supplements for the liver, immune system, and digestion
IV fluids if needed
Make sure to get trusted treatment from sources like Basmi FIP Philippines!
Preventing Wet FIP in Cats
Keep litter boxes clean daily
Avoid overcrowding in homes or shelters
Reduce your cat’s stress (especially for kittens)
Separate sick or FCoV-positive cats from healthy ones
FAQ: Common Questions from Cat Owners
Can wet FIP be cured?
Yes, with GS-441524, many cats make a full recovery when treated early.
What are the symptoms of FIP?
Fever, enlarged belly, weakness, poor appetite, weight loss.
How long can a kitten live with untreated FIP?
Only 1–3 weeks without treatment. With treatment, they can fully recover.
Is FIP always fatal?
Not anymore. With GS treatment, survival is now possible.
What is the medicine for wet FIP?
GS-441524, available in oral or injectable form.
Difference between wet and dry FIP?
Wet: fluid in the belly or chest
Dry: eye issues, neurological signs, no fluid
Conclusion
Wet FIP is no longer a hopeless case. In the Philippines, access to treatment is growing. With early detection and the right support, many cats survive and thrive.
👉 Visit Basmi FIP Philippines to learn more, get expert help, and access reliable treatment.
Act fast. FIP can be beaten with the right care and love.
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