Evidence map›Paper›PMID 34450619›Full record

Trial reportThe Journal of antimicrobial chemotherapy2021

Optimal dose and safety of molnupiravir in patients with early SARS-CoV-2: a Phase I, open-label, dose-escalating, randomized controlled study.

Saye H Khoo, Richard Fitzgerald, Thomas Fletcher, Sean Ewings, Thomas Jaki, Rebecca Lyon, Nichola Downs, Lauren Walker, Olana Tansley-Hancock, William Greenhalf and 28 more

Registry-linked trialAbstract readRandomized Controlled Trial
In one paragraph

Trial report in The Journal of antimicrobial chemotherapy, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04746183 (AGILE), which is not on this map. Cited by 70 papers, 9 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
70citing papers in PubMed, 9 pooled it
–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.

NCT04746183 phase1 / phase2recruitingnot on this map

AGILE: Seamless Phase I/IIa Platform for the Rapid Evaluation of Candidates for COVID-19 Treatment

TypeinterventionalSponsorUniversity of LiverpoolRan2020 to 2027Enrolled600ConditionsCovid19ArmsCST-2: EIDD-2801, CST-2: Placebo, Nitazoxanide, VIR-7832, VIR-7831
3 · Its place in the literature

Who cites it

70 citing papers in PubMed, 9 syntheses or guidelines pooled it.

  1. Pooled it
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  3. Molnupiravir for treatment of adults with mild or moderate COVID-19: a systematic review and meta-analysis of randomized controlled trials.Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases · 2023
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  8. Antiviral drug treatment for nonsevere COVID-19: a systematic review and network meta-analysis.CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne · 2022
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10 more citing papers are in PubMed but not listed here.

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

38 authors.

Saye H KhooUniversity of Liverpool, 70 Pembroke Place, Liverpool, UK.ORCID 0000-0002-2769-0967
Richard FitzgeraldLiverpool University Hospital NHS Foundation Trust, Prescot Road, Liverpool, UK.
Thomas FletcherLiverpool University Hospital NHS Foundation Trust, Prescot Road, Liverpool, UK.
Sean EwingsSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Thomas JakiUniversity of Lancaster, Bailrigg, Lancaster, UK.
Rebecca LyonLiverpool University Hospital NHS Foundation Trust, Prescot Road, Liverpool, UK.
Nichola DownsSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Lauren WalkerUniversity of Liverpool, 70 Pembroke Place, Liverpool, UK.
Olana Tansley-HancockSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
William GreenhalfUniversity of Liverpool, 70 Pembroke Place, Liverpool, UK.
Christie WoodsLiverpool University Hospital NHS Foundation Trust, Prescot Road, Liverpool, UK.
Helen ReynoldsUniversity of Liverpool, 70 Pembroke Place, Liverpool, UK.
Ellice MarwoodSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Pavel MozgunovUniversity of Lancaster, Bailrigg, Lancaster, UK.
Emily AdamsLiverpool School of Tropical Medicine, Pembroke Place, Liverpool, UK.
Katie BullockUniversity of Liverpool, 70 Pembroke Place, Liverpool, UK.
Wayne HolmanRidgeback Biotherapeutics, 3480 Main Highway, Miami, FL, USA.
Marcin D BulaSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Jennifer L GibneyLiverpool University Hospital NHS Foundation Trust, Prescot Road, Liverpool, UK.
Geoffrey SaundersSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Andrea CorkhillSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Colin HaleLiverpool University Hospital NHS Foundation Trust, Prescot Road, Liverpool, UK.
Kerensa ThorneSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Justin ChiongUniversity of Liverpool, 70 Pembroke Place, Liverpool, UK.
Susannah CondieSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Henry PertinezUniversity of Liverpool, 70 Pembroke Place, Liverpool, UK.
Wendy PainterRidgeback Biotherapeutics, 3480 Main Highway, Miami, FL, USA.
Emma WrixonSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Lucy JohnsonSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Sara YeatsSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Kim MallardSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Mike RadfordSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Keira FinesSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.
Victoria ShawUniversity of Liverpool, 70 Pembroke Place, Liverpool, UK.
Andrew OwenUniversity of Liverpool, 70 Pembroke Place, Liverpool, UK.
David G LallooLiverpool School of Tropical Medicine, Pembroke Place, Liverpool, UK.
Michael JacobsRoyal Free London NHS Foundation Trust, Pond Street, London, UK.
Gareth GriffithsSouthampton Clinical Trials Unit, University of Southampton, Tremona Road, Southampton, UK.

Funding

Liverpool Clinical Research FacilityMedical Research Council MC_UU_00002/14Medical Research Council MR/V028391/1National Institute for Health ResearchNIHR Cambridge Biomedical Research Centre BRC-1215-20014Ridgeback BiotherapeuticsSouthampton Clinical Trials UnitWellcome Trust 221590Wellcome Trust 221590/Z/20/Z
6 · The paper itself

Abstract

objectivesAGILE is a Phase Ib/IIa platform for rapidly evaluating COVID-19 treatments. In this trial (NCT04746183) we evaluated the safety and optimal dose of molnupiravir in participants with early symptomatic infection.

methodsWe undertook a dose-escalating, open-label, randomized-controlled (standard-of-care) Bayesian adaptive Phase I trial at the Royal Liverpool and Broadgreen Clinical Research Facility. Participants (adult outpatients with PCR-confirmed SARS-CoV-2 infection within 5 days of symptom onset) were randomized 2:1 in groups of 6 participants to 300, 600 and 800 mg doses of molnupiravir orally, twice daily for 5 days or control. A dose was judged unsafe if the probability of 30% or greater dose-limiting toxicity (the primary outcome) over controls was 25% or greater. Secondary outcomes included safety, clinical progression, pharmacokinetics and virological responses.

resultsOf 103 participants screened, 18 participants were enrolled between 17 July and 30 October 2020. Molnupiravir was well tolerated at 300, 600 and 800 mg doses with no serious or severe adverse events. Overall, 4 of 4 (100%), 4 of 4 (100%) and 1 of 4 (25%) of the participants receiving 300, 600 and 800 mg molnupiravir, respectively, and 5 of 6 (83%) controls, had at least one adverse event, all of which were mild (≤grade 2). The probability of ≥30% excess toxicity over controls at 800 mg was estimated at 0.9%.

conclusionsMolnupiravir was safe and well tolerated; a dose of 800 mg twice daily for 5 days was recommended for Phase II evaluation.

Indexed as

COVID-19SARS-CoV-2AdultBayes TheoremHumansResearch DesignTreatment Outcome

Identifiers

PMID34450619
PMCPMC8598307

What OpenQuestion holds

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Registered trials

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.