Evidence map›Paper›PMID 41874851›Full record

ArticleAdvances in therapy2026

Summary of Research: Ensifentrine, a Novel Phosphodiesterase 3 and 4 Inhibitor for the Treatment of Chronic Obstructive Pulmonary Disease: Randomized, Double-Blind, Placebo-Controlled, Multicenter Phase III Trials (the ENHANCE Trials).

Antonio Anzueto, Igor Zarko Barjaktarevic, Thomas Murray Siler, Tara Rheault, Kathleen Rickard, Kristi O'Donovan, Frank Sciurba

Abstract readEditorial
In one paragraph

Article in Advances in therapy, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

7 authors.

Antonio AnzuetoSouth Texas Veterans Health Care System, University of Texas Health, San Antonio, TX, USA. anzueto@uthscsa.edu.
Igor Zarko BarjaktarevicDepartment of Pulmonary and Critical Care, UCLA, Los Angeles, CA, USA.
Thomas Murray SilerMidwest Chest Consultants, PC, Saint Charles, MO, USA.
Tara RheaultVerona Pharma, a subsidiary of Merck & Co., Inc., Rahway, NJ, USA.
Kathleen RickardVerona Pharma, a subsidiary of Merck & Co., Inc., Rahway, NJ, USA.
Kristi O'DonovanVerona Pharma, a subsidiary of Merck & Co., Inc., Rahway, NJ, USA.
Frank SciurbaDivision of Pulmonary Allergy and Critical Care Medicine, University of Pittsburgh, Pittsburgh, PA, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Chronic obstructive pulmonary disease (COPD) is a lung disease that makes it hard to breathe and gets worse over time. People with COPD have damaged airways with swelling and increased mucus production. Ensifentrine is a novel agent that inhibits phosphodiesterase (PDE) 3 and PDE4, two enzymes that affect airway muscles, inflammation, and mucus removal from the lungs. This summary of research provides an overview of a previously published article on the results from the phase 3 ENHANCE trials, which studied the effect of ensifentrine in people with moderate to severe COPD who may have already been taking standard maintenance medications. Ensifentrine improved breathing, symptoms, and quality of life. It also reduced the rate and risk of flare-ups (called exacerbations) and was well tolerated. These results support the use of ensifentrine as an effective and well-tolerated treatment for people with COPD.

Indexed as

Phosphodiesterase 3 InhibitorsPhosphodiesterase 4 InhibitorsPulmonary Disease, Chronic ObstructivePyrimidinonesClinical Trials, Phase III as TopicDouble-Blind MethodHumansIsoquinolinesPlain Language SummariesQuality of LifeRandomized Controlled Trials as TopicensifentrineIsoquinolinesPhosphodiesterase 3 InhibitorsPhosphodiesterase 4 InhibitorsPyrimidinonesCOPDDual PDE3EnsifentrineNebulized TherapyPDE4 Inhibitor

Identifiers

PMID41874851
PMCPMC13156186

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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.