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Alternative biological mechanisms underlying thrombus formation in acute myocardial infarction.

AlteRnative antIthrombotic pathwayS in acutE myocardial infarction: a randomized pilot trial - ARISE-ARMYDA 7 trial

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2020-005156-38-IT
Enrollment
36
Registered
2021-06-04
Start date
2021-04-21
Completion date
Unknown
Last updated
2025-03-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

acute ST-segment elevation myocardial infarction (STEMI) with large coronary thrombus burden (LCTB).

Interventions

Product Name: RIVAROXABAN Product Code: [B01AF01] Pharmaceutical Form: Tablet Current Sponsor code: B01AF01 Concentration unit: mg milligram(s) Concentration type: equal Concentration number: 5- Trad

Sponsors

AZIENDA OSPEDALIERO UNIVERSITARIA MAGGIORE DELLA CARITà DI NOVARA
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Diagnosis of acute STEMI with a large thrombotic burden Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range 18 F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range 18

Exclusion criteria

Exclusion criteria: -Any condition that, in the opinion of the investigator, contraindicates anticoagulant therapy or would have an unacceptable risk of bleeding -Cardiogenic shock at presentation or life-threatening electrical instability.

Design outcomes

Primary

MeasureTime frame
Main Objective: The reduction of thrombus burden and thrombus volume, measured as the difference of Thrombotic Score between baseline and control at OCT. The control angiography and OCT will be performed between day 5 th and 7 th . The primary coagulation-related of the study is the factor XIa activity at baseline and after 4-7 days of treatments;Secondary Objective: Coagulation cascade factors activity at presentation and after 4-7 days Factor Xa and IIa (common pathway) Factor XIa and VIIIa (intrinsic pathway) Factor VIIa (extrinsic pathway) Angiographic outcomes before stenting implantation: White vs. red thrombus presence Angiographic outcomes after stenting implantation: Final TIMI flow; Final TIMI frame count; Final myocardial blush grade; Clinical outcomes at 30 days: - The percentage of patients with MACE (composite of all cause death, myocardial infarction, stroke or new target vessel revascularization) - The percentage of patients with major bleeding - The percentage of patients with any bleeding Safety outcome at 30 days: the rate of major bleedings at 30-day;Primary end point(s): The reduction of thrombus burden and thrombus volume, measured as the difference of Thrombotic Score between baseline and control at OCT. The control angiography and OCT will be performed between day 5 th and 7 th . The primary coagulation-related of the study is the factor XIa activity at baseline and after 4-7 days of treatments;Timepoint(s) of evaluation of this end point: 4-7 days

Secondary

MeasureTime frame
Secondary end point(s): Coagulation cascade factors activity at presentation and after 4-7 days Factor Xa and IIa (common pathway) Factor XIa and VIIIa (intrinsic pathway) Factor VIIa (extrinsic pathway) Angiographic outcomes before stenting implantation: White vs. red thrombus presence Angiographic outcomes after stenting implantation: Final TIMI flow; Final TIMI frame count; Final myocardial blush grade; Clinical outcomes at 30 days: - The percentage of patients with MACE (composite of all cause death, myocardial infarction, stroke or new target vessel revascularization) - The percentage of patients with major bleeding - The percentage of patients with any bleeding Safety outcome at 30 days: the rate of major bleedings at 30-day;Timepoint(s) of evaluation of this end point: 7 and 30 days

Countries

Italy

Contacts

Public ContactMarco Mennuni

AOU Maggiore della Carità

marcog.mennuni@maggioreosp.novara.it

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026