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ArticleClinical research in cardiology : official journal of the German Cardiac Society2025

Impact of oral nicorandil administration prior to primary percutaneous coronary intervention on no-reflow: a randomized controlled trial.

Tarek Abdel-Hameed Nagib Ahmed, Shimaa Sayed Khidr, Ahmed Abdelnaser Abdelrady, Salwa Roshdy Demitry, Heba Mahmoud El-Naggar

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Article in Clinical research in cardiology : official journal of the German Cardiac Society, 2025. 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

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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.

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4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Tarek Abdel-Hameed Nagib AhmedDepartment of Cardiovascular Medicine, Assiut University Heart Hospital, Assiut, 71526, Egypt. tarek.a.n.ahmed@med.aun.edu.eg.ORCID http://orcid.org/0000-0003-4986-4849
Shimaa Sayed KhidrDepartment of Cardiovascular Medicine, Assiut University Heart Hospital, Assiut, 71526, Egypt.
Ahmed Abdelnaser AbdelradyDepartment of Cardiovascular Medicine, Assiut University Heart Hospital, Assiut, 71526, Egypt.
Salwa Roshdy DemitryDepartment of Cardiovascular Medicine, Assiut University Heart Hospital, Assiut, 71526, Egypt.
Heba Mahmoud El-NaggarDepartment of Cardiovascular Medicine, Assiut University Heart Hospital, Assiut, 71526, Egypt.

Funding

Faculty of Medicine, Assiut University 2020-09-13-002
6 · The paper itself

Abstract

backgroundPrior studies and meta-analyses showed cardioprotective benefits of intravenous or intracoronary nicorandil administration in ST-segment elevation myocardial infarction (STEMI). However, little is known about the efficacy of oral nicorandil in this context, especially that parenteral forms are not widely available.

aimTo investigate the impact of oral nicorandil administered before primary percutaneous coronary intervention (PPCI) on no-reflow and to assess the in-hospital and 3-month major adverse cardiac events (MACE).

methodsA total of 302 patients with STEMI undergoing PPCI were randomly assigned in a 1:1 fashion to the Nicorandil-group, who received pre-PPCI oral nicorandil 20 mg followed by maintenance 20 mg b.i.d. for 3 months, and the Control-group. The primary endpoint was no-reflow defined as TIMI flow ≤ 2. Secondary endpoints included myocardial blush grade (MBG), ST-segment resolution, electrocardiographic repolarization dispersion, and in-hospital and 3-month MACE. Baseline and follow-up echocardiography were performed. A 3-month cardiac magnetic resonance (CMR) was performed in a subset of 50 patients.

resultsNicorandil-group showed significantly lower rates of no-reflow (11.9% vs 24.5%, p = 0.005), better MBG, higher rates of complete ST-resolution, and better indices of repolarization dispersion compared to the Control-group. Pre-PPCI nicorandil was among the independent protectors against no-reflow (OR = 0.43, 95%CI = 0.23-0.81, p = 0.01). The Nicorandil-group demonstrated significantly better LV function and lower MACE at follow-up. Three-month CMR data showed microvascular obstruction in two patients among the Control-group and none among the Nicorandil-group (p = 0.14).

conclusionOral nicorandil was associated with post-PPCI lower rates of no-reflow and improved myocardial reperfusion. Moreover, it showed improved LVEF and reduced MACE at 3 months.

Indexed as

MACENo-reflowOral nicorandilPrimary PCISTEMI

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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 Socratic graph.