Evidence map›Paper›PMID 40600448›Full record

ArticleJournal of medical virology2025

In Vitro Synergistic Antiviral Effects of β-D-N4-hydroxycytidine and Teriflunomide in Combination against a Broad Range of RNA Viruses.

Thanyaporn Sirihongthong, Kunlakanya Jitobaom, Chompunuch Boonarkart, Songkran Thongon, Prasert Auewarakul

Abstract read
In one paragraph

Article in Journal of medical virology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Review
  2. 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

5 authors.

Thanyaporn SirihongthongDepartment of Microbiology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand.
Kunlakanya JitobaomDepartment of Microbiology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand.
Chompunuch BoonarkartDepartment of Microbiology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand.
Songkran ThongonDepartment of Microbiology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand.
Prasert AuewarakulDepartment of Microbiology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand.ORCID 0000-0002-4745-4291

Funding

This study was financial supported by National Science and Technology Development Agency, Thailand (NSTDA: The Chair Professor Program P-20-52262), National Research Council of Thailand (NRCT: grant number N42A670585) and partly supported by Faculty of Medicine Siriraj Hospital, Mahidol University, Thailand.
6 · The paper itself

Abstract

Emerging and important endemic viral diseases without effective antiviral are important public health threat. An effective broad-spectrum antiviral can be a pivotal tool to mitigate future epidemics and provide a solution for endemic viral diseases. Molnupiravir, a pyrimidine analog, is known for the COVID-19 treatment. It has been shown to inhibit a broad range of RNA viruses. Inhibition of de novo pyrimidine synthesis by teriflunomide, a dihydroorotate dehydrogenase inhibitor, also showed potent antiviral activity against various RNA viruses. Mechanistically, pyrimidine synthesis inhibition should enhance the activity of molnupiravir as it reduces competition of native nucleotides to incorporate into nascent viral RNA. Molnupiravir and teriflunomide combination has been recently shown to have synergistic effect against SARS-CoV-2. Here we show that the combination of β-D-N4-hydroxycytidine, the active form of molnupiravir, and teriflunomide also showed synergistic activity against many RNA viruses. This combination may offer an effective antiviral regimen not only for future emerging viral diseases but also existing important viral diseases.

Indexed as

Antiviral AgentsCrotonatesCytidineRNA VirusesToluidinesAnimalsDrug SynergismHumansHydroxybutyratesHydroxylaminesNitrilesSARS-CoV-2Vero CellsAntiviral AgentsCrotonatesCytidineHydroxybutyratesHydroxylaminesmolnupiravirN(4)-hydroxycytidineNitrilesteriflunomideToluidinesantiviralbroad‐spectrumrepurposing drugsRNA virusessynergistic effects

Identifiers

PMID40600448
PMCPMC12216802

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.