Evidence map›Paper›PMID 41737681›Full record

ArticleFrontiers in veterinary science2026

Analgesic efficacy of oral tramadol-dipyrone combination in cats undergoing ovariohysterectomy.

Denise Tabacchi Fantoni, Karina Velloso Braga Yazbek, Isabela Torquato de Lima, Jéssica Sperandio Cavaco, Amanda Cologneze Brito, Érica Vilela Barreto, Julia Maria Matera, Aline Magalhaes Ambrósio, Marco Aurélio Amador Pereira

Abstract read
In one paragraph

Article in Frontiers in veterinary science, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from 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.

2 · The registry

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.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Denise Tabacchi FantoniDepartment of Surgery, School of Veterinary Medicine and Animal Science, University of São Paulo, São Paulo, Brazil.
Karina Velloso Braga YazbekTechnical Department, Clinical Research and Development of New Products - Biolab Sanus Farmacêutica Ltda, São Paulo, Brazil.
Isabela Torquato de LimaDepartment of Surgery, School of Veterinary Medicine and Animal Science, University of São Paulo, São Paulo, Brazil.
Jéssica Sperandio CavacoDepartment of Surgery, School of Veterinary Medicine and Animal Science, University of São Paulo, São Paulo, Brazil.
Amanda Cologneze BritoTechnical Department, Clinical Research and Development of New Products - Biolab Sanus Farmacêutica Ltda, São Paulo, Brazil.
Érica Vilela BarretoTechnical Department, Clinical Research and Development of New Products - Biolab Sanus Farmacêutica Ltda, São Paulo, Brazil.
Julia Maria MateraDepartment of Surgery, School of Veterinary Medicine and Animal Science, University of São Paulo, São Paulo, Brazil.
Aline Magalhaes AmbrósioDepartment of Surgery, School of Veterinary Medicine and Animal Science, University of São Paulo, São Paulo, Brazil.
Marco Aurélio Amador PereiraDepartment of Surgery, School of Veterinary Medicine and Animal Science, University of São Paulo, São Paulo, Brazil.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Selecting an appropriate analgesic for cats can be challenging due to potential unwanted side effects, short duration of action, or unsuitable presentation for home administration. This study aimed to evaluate the analgesic efficacy and safety of a fixed-dose oral combination of dipyrone and tramadol (Sindolor Cats Methods: Thirty-six healthy female cats were randomly assigned to three groups ( Results: The GTD group required less rescue analgesia (1/12) compared to GT (4/12) and GD (5/12). Although not statistically significant, pain scores were consistently lower in GTD. Cortisol concentrations were significantly reduced in GTD at 4 h compared to GT and GD. Side effects such as sialorrhea were markedly lower in GTD (2/12) versus GT (9/12) and GD (12/12). No signs of cardiovascular or respiratory depression were observed in any group. Discussion: The combination of dipyrone and tramadol in a single oral formulation provided superior analgesia and fewer adverse effects than either drug alone. Cats in the combination group required less rescue medication, had significantly lower cortisol values, and experienced fewer side effects.

Indexed as

catsmetamizolemultimodal analgesiaopioidovariohysterectomypostoperative carerescue analgesia

Identifiers

PMID41737681
PMCPMC12927265

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.