ArticleJournal of feline medicine and surgery2023
Retrospective study and outcome of 307 cats with feline infectious peritonitis treated with legally sourced veterinary compounded preparations of remdesivir and GS-441524 (2020-2022).
Article in Journal of feline medicine and surgery, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers, 1 of them a synthesis that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
58 citing papers in PubMed, 1 synthesis or guideline pooled it, 53 citations in OpenAlex.
- Efficacy of GS-441524 for Feline Infectious Peritonitis: A Systematic Review (2018-2024).Pathogens (Basel, Switzerland) · 2025Pooled it
- A Validated Eco-Friendly High-Performance Liquid Chromatography Assay for Therapeutic Drug Monitoring of GS-441524 in Cats with Feline Infectious Peritonitis.Pathogens (Basel, Switzerland) · 2026Article
- Development and Physicochemical Stability of an Oral GS-441524 Suspension for Weight-Adjusted Treatment of Feline Infectious Peritonitis.Veterinary medicine and science · 2026Article
- Clinical and imaging findings after antiviral treatment in cats with presumptive neurologic feline infectious peritonitis: 9 cases (2020-2024).Journal of veterinary internal medicine · 2026Article
- LC-MS/MS Therapeutic Drug Monitoring of GS-441524 in Serum and Various Compounded Formulations to Improve the Treatment of Feline Infectious Peritonitis.Animals : an open access journal from MDPI · 2026Article
- Multiplex fluorescent immunocytochemistry is a complementary test for the diagnosis of feline infectious peritonitis: a diagnostic clinical trial.Journal of feline medicine and surgery · 2026Article
- Epidemiological and Clinical Insights from 68 Veterinarian-Reported Cases of Feline Infectious Peritonitis During the Documented FIP Epizootic in Cyprus.Pathogens (Basel, Switzerland) · 2026Article
- Descriptive assessment of cardiac changes in cats with feline infectious peritonitis.Journal of veterinary internal medicine · 2026Article
- Serological response to feline coronavirus in the UK domestic cat population.The Journal of general virology · 2026Article
- Update on Treatment of Feline Infectious Peritonitis: European Advisory Board on Cat Diseases (ABCD) Guidelines.Viruses · 2026Review
- Treatment of non-effusive feline infectious peritonitis using oral remdesivir or GS-441524: a randomized, double-blind, non-inferiority trial.Journal of feline medicine and surgery · 2026Article
- Ocular findings in cats with feline infectious peritonitis treated with GS-441524: a preliminary prospective study of 118 cases.Journal of feline medicine and surgery · 2026Article
- Clinical Features and Outcomes of Treatment for Effusive Feline Infectious Peritonitis with GS-441524 in Seventeen Retrovirus-Positive Cats.Pathogens (Basel, Switzerland) · 2026Article
- Therapeutic Drug Monitoring of GS-441524 in Cats with Feline Infectious Peritonitis: Pharmacokinetic Variability and Implications for Dose Optimization.Pathogens (Basel, Switzerland) · 2026Article
- Nucleoside analogue EIDD-1931 in the treatment of naturally occurring feline infectious peritonitis.Journal of feline medicine and surgery · 2026Article
- Beyond macrophages: FIPV tropism includes T and B lymphocytes.Veterinary microbiology · 2026Article
- Immunomodulatory Effects ofInternational journal of molecular sciences · 2026Article
- Feline Infectious Peritonitis: A Challenging Diagnostic and Therapeutic Labyrinth.Animals : an open access journal from MDPI · 2026Review
- Clinical trial of molnupiravir with or without an oral immune stimulant as a first-line treatment of feline infectious peritonitis.Journal of feline medicine and surgery · 2026Article
- Albumin/Globulin ratio as a valuable marker for monitoring remdesivir therapy in feline infectious peritonitis.Open veterinary journal · 2026Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
28 authors at 11 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
objectivesFeline infectious peritonitis (FIP) is a serious disease that arises due to feline coronavirus infection. The nucleoside analogues remdesivir and GS-441524 can be effective in its treatment, but most studies have used unregulated products of unknown composition. The aim of the present study was to describe the treatment of FIP using legally sourced veterinary-prescribed regulated veterinary compounded products containing known amounts of remdesivir (injectable) or GS-441524 (oral tablets).
methodsCats were recruited via email advice services, product sales contacts and study publicity. Cats were excluded if they were deemed unlikely to have FIP, were not treated exclusively with the veterinary compounded products, or if there was a lack of cat and/or treatment (including response) data. Extensive cat and treatment data were collected.
resultsAmong the 307 cats recruited, the predominant type of FIP was most commonly abdominal effusive (49.5%) and then neurological (14.3%). Three treatment protocols were used; remdesivir alone (33.9%), remdesivir followed by GS-441524 (55.7%) and GS-441524 alone (10.4%). The median (range) initial treatment period duration and longest follow-up time point after starting treatment were 84 (1-330) days and 248 (1-814) days, respectively. The most common side effect was injection pain (in 47.8% of those given subcutaneous remdesivir). Of the 307 cats, 33 (10.8%) relapsed, 15 (45.5%) during and 18 (54.5%) after the initial treatment period. At the longest follow-up time point after completion of the initial treatment period, 84.4% of cats were alive. The cats achieving a complete response within 30 days of starting treatment were significantly more likely to be alive at the end of the initial treatment period than those cats that did not. CONCLUSIONS AND RELEVANCE: Legally sourced remdesivir and GS-441524 products, either alone or used sequentially, were very effective in the treatment of FIP in this group of cats. Variable protocols precluded statistical comparison of treatment regimens.
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