July 15, 2026
A cat owner from South Korea successfully treated their beloved feline companion diagnosed with wet Feline Infectious Peritonitis (FIP) using GS-44154 20mg/10ml injectable solution. The comprehensive 81-day treatment protocol resulted in complete clinical recovery, with the cat's weight increasing from 4kg to 5kg and all laboratory indicators returning to normal ranges.
Location: South Korea
Owner Type: Individual pet owner
Cat Weight at Diagnosis: 4kg
FIP Type: Wet (effusive) FIP
Clinical Signs at Presentation: Lethargy, abdominal distension due to fluid accumulation, poor appetite, and significant weight loss
|
Parameter |
Details |
|---|---|
|
Medication |
GS-44154 20mg/10ml Injectable Solution |
|
Total Treatment Duration |
81 Days |
|
Administration Route |
Subcutaneous Injection |
|
Dosing Protocol |
Weight-based daily dosing, adjusted as the cat gained weight throughout the treatment period |
The treatment yielded remarkable results across multiple clinical parameters. The following table provides a clear before-and-after comparison:
|
Clinical Indicator |
Before Treatment (Day 0) |
After Treatment (Day 81) |
|---|---|---|
|
Body Weight |
4kg |
5kg (25% increase) |
|
Mental State |
Lethargic, depressed |
Alert, active, and playful |
|
Appetite |
Poor, barely eating |
Normal, healthy appetite restored |
|
Abdominal Effusion |
Significant fluid accumulation |
Completely resolved |
|
Laboratory Indicators |
Abnormal bloodwork parameters |
All indicators within normal range |
Week 1–2: Noticeable improvement in mental state and appetite. The cat began eating voluntarily and showed increased interest in surroundings.
Week 3–4: Abdominal effusion began to resolve. Weight started to stabilize and gradually increase.
Week 5–8: Steady weight gain continued. The cat became more active and displayed normal grooming behaviors.
Week 9–11: Final phase of treatment. Laboratory rechecks confirmed normalization of blood parameters.
Day 81: Treatment completed successfully. The cat reached 5kg body weight with all clinical signs of FIP fully resolved.
The owner from South Korea expressed great satisfaction with the treatment outcome. Having watched their cat deteriorate rapidly before treatment, the visible improvement in just the first two weeks brought immense relief. By the end of the 81-day protocol, the cat had not only survived a disease once considered fatal, but had returned to its pre-illness vitality and even exceeded its original healthy weight.
The owner highlighted the consistency of the GS-44154 20mg/10ml formulation as a key factor in the smooth treatment process, noting that the standardized concentration made daily dosing straightforward and reliable throughout the entire 81-day period.
This case demonstrates the efficacy of GS-44154 20mg/10ml in treating wet FIP in cats. The 81-day treatment resulted in complete clinical recovery with no reported adverse effects. The standardized 20mg/10ml concentration proved practical and effective for consistent daily administration. This success story from South Korea adds to the growing body of real-world evidence supporting GS-44154 as the gold standard treatment for Feline Infectious Peritonitis.