NCT03048825

Brief Summary

The CLEAR SYNERGY trial will study the long term effects of treatments following PCI to treat myocardial infarction. These treatments address both the culprit artery (PCI with SYNERGY stent) as well as the non-culprit arteries (randomization to routine colchicine and spironolactone).

Trial Health

98
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Strong global presence with extensive site network
Enrollment
7,264

participants targeted

Target at P75+ for phase_3

Timeline
Completed

Started Feb 2018

Longer than P75 for phase_3

Geographic Reach
14 countries

109 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 3, 2017

Completed
6 days until next milestone

First Posted

Study publicly available on registry

February 9, 2017

Completed
12 months until next milestone

Study Start

First participant enrolled

February 1, 2018

Completed
6.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

August 9, 2024

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

August 9, 2024

Completed
Last Updated

October 15, 2024

Status Verified

October 1, 2024

Enrollment Period

6.5 years

First QC Date

February 3, 2017

Last Update Submit

October 10, 2024

Conditions

Outcome Measures

Primary Outcomes (4)

  • Major Adverse Cardiac Events (MACE)

    Major Adverse Cardiac Events (MACE) for SYNERGY Stent (defined as the composite of death, recurrent target vessel MI, stroke, or ischemia driven target vessel revascularization) compared to performance goal

    up to 1 year

  • Composite of cardiovascular death, recurrent myocardial infarction, stroke, or unplanned ischemia driven revascularization

    The first occurrence of cardiovascular death, recurrent myocardial infarction, stroke, or unplanned ischemia driven revascularization in the colchicine comparison

    through study completion, an estimated average of 3 years

  • Total composite events of cardiovascular death or new or worsening heart failure (co-primary 1)

    Total composite of cardiovascular death or new or worsening heart failure in the spironolactone comparison (co-primary 1)

    through study completion, an estimated average of 3 years

  • Composite of cardiovascular death, new or worsening heart failure, recurrent myocardial infarction, or stroke (co-primary 2)

    The first occurence of cardiovascular death, new or worsening heart failure, recurrent myocardial infarction, or stroke in the spironolactone comparison (co-primary 2)

    through study completion, an estimated average of 3 years

Study Arms (4)

Colchicine + Spironolactone +/- SYNERGY Stent

ACTIVE COMPARATOR

Colchicine 0.5 mg tablet + Spironolactone 25 mg tablet. Trial participants who receive a SYNERGY Bioabsorbable Polymer Drug-Eluting Stent during their index PCI for STEMI will be included in the embedded SYNERGY Stent Registry.

Drug: ColchicineDrug: SpironolactoneDevice: SYNERGY Bioabsorbable Polymer Drug-Eluting Stent

Spironolactone +/- SYNERGY Stent

ACTIVE COMPARATOR

Colchicine-placebo tablet + Spironolactone 25 mg tablet. Trial participants who receive a SYNERGY Bioabsorbable Polymer Drug-Eluting Stent during their index PCI for STEMI will be included in the embedded SYNERGY Stent Registry.

Drug: SpironolactoneDevice: SYNERGY Bioabsorbable Polymer Drug-Eluting StentDrug: Colchicine-Placebo

Colchicine +/- SYNERGY Stent

ACTIVE COMPARATOR

Colchicine 0.5 mg tablet + Spironolactone-placebo tablet. Trial participants who receive a SYNERGY Bioabsorbable Polymer Drug-Eluting Stent during their index PCI for STEMI will be included in the embedded SYNERGY Stent Registry.

Drug: ColchicineDevice: SYNERGY Bioabsorbable Polymer Drug-Eluting StentDrug: Spironolactone-Placebo

Placebo +/- SYNERGY Stent

PLACEBO COMPARATOR

Colchicine-placebo tablet + Spironolactone-placebo tablet. Trial participants who receive a SYNERGY Bioabsorbable Polymer Drug-Eluting Stent during their index PCI for STEMI will be included in the embedded SYNERGY Stent Registry.

Device: SYNERGY Bioabsorbable Polymer Drug-Eluting StentDrug: Colchicine-PlaceboDrug: Spironolactone-Placebo

Interventions

Colchicine 0.5 mg once daily

Colchicine + Spironolactone +/- SYNERGY StentColchicine +/- SYNERGY Stent

Spironolactone 25 mg once daily

Colchicine + Spironolactone +/- SYNERGY StentSpironolactone +/- SYNERGY Stent

Trial participants who receive a SYNERGY™ Bioabsorbable Polymer Drug-Eluting (everolimus) Stent during their index PCI for STEMI will be included in the SYNERGY Stent Registry.

Colchicine + Spironolactone +/- SYNERGY StentColchicine +/- SYNERGY StentPlacebo +/- SYNERGY StentSpironolactone +/- SYNERGY Stent

Matching Colchicine-placebo once daily

Placebo +/- SYNERGY StentSpironolactone +/- SYNERGY Stent

Matching Spironolactone-Placebo once daily

Colchicine +/- SYNERGY StentPlacebo +/- SYNERGY Stent

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • a) Patients with STEMI referred for PCI within 12 hours of symptom onset, have a culprit lesion amenable to stenting, and with planned SYNERGY stent implantation for SYNERGY registry
  • b) Patients with STEMI referred for PCI within 48 hours of symptom onset, not prospectively enrolled in SYNERGY stent registry
  • c) Patients with diagnosis of Non STEMI with ischemic symptoms and either Hs Troponin \> or = 300x ULN or Troponin \> or = 200x ULN who have undergone PCI with one of the following:
  • i. LVEF\< or =45% ii. Diabetes iii. Multivessel CAD defined as 50% stenosis in 2nd major epicardial vessel iv. Prior MI v. Age \>60 years
  • Able to be enrolled/randomized within 72 hours of index PCI (however patients should be randomized as soon as possible after PCI)
  • Written informed consent

You may not qualify if:

  • Age ≤18 years
  • Pregnancy, breastfeeding, or women of childbearing potential who are not using an effective method of contraception
  • Any medical, geographic, or social factor making study participation impractical or precluding required follow-up
  • Systolic blood pressure \<90 mm Hg
  • Active diarrhea
  • Known allergy or contraindication to everolimus, the SYNERGY stent or any of its components
  • Unable to receive dual antiplatelet therapy
  • Any contraindication or known intolerance to colchicine or spironolactone
  • Requirement for colchicine or mineralocorticoid antagonist for another indication
  • History of cirrhosis or current severe hepatic disease
  • Current or planned use of any of: cyclosporine, verapamil, HIV protease inhibitors, azole antifungals, or macrolide antibiotics
  • Creatinine clearance \<30 mL/min/1.73 m2
  • Serum Potassium \>5.0 meq/L

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (109)

Central Cardiology

Bakersfield, California, 93308, United States

Location

Medstar Washington Hospital Center

Washington D.C., District of Columbia, 20010, United States

Location

University of Illinois

Chicago, Illinois, 60612, United States

Location

Prairie Education & Research Cooperative

Springfield, Illinois, 62769, United States

Location

Community Hospital

Munster, Indiana, 46321, United States

Location

Lahey Hospital and Medical Center

Burlington, Massachusetts, 01805, United States

Location

New Mexico Heart Institute

Albuquerque, New Mexico, 87102, United States

Location

NYU Langone Medical Center

New York, New York, 10016, United States

Location

The Christ Hospital Lindner Research Center

Cincinnati, Ohio, 45219, United States

Location

Penn State Health Milton S. Hershey Medical Center

Hershey, Pennsylvania, 17033, United States

Location

Rhode Island Hospital

Providence, Rhode Island, 02903, United States

Location

Bankstown-Lidcombe hospital

Bankstown, New South Wales, 2200, Australia

Location

SWSLHD - Campbelltown

Campbelltown, New South Wales, 2560, Australia

Location

SWSLHD - Liverpool Hospital

Liverpool, New South Wales, 2170, Australia

Location

Royal North Shore Hospital

St Leonards, New South Wales, 2065, Australia

Location

Peninsula Health

Frankston, Victoria, 3199, Australia

Location

Royal Melbourne Hospital

Parkville, Victoria, 3050, Australia

Location

University of Alberta Hospital

Edmonton, Alberta, Canada

Location

Kelowna General Hospital

Kelowna, British Columbia, Canada

Location

Fraser Clinical Trials

New Westminster, British Columbia, Canada

Location

Victoria Heart Institute Foundation

Victoria, British Columbia, Canada

Location

William Osler Health

Brampton, Ontario, Canada

Location

Hamilton General Hospital

Hamilton, Ontario, L8L2X2, Canada

Location

Kingston Health Science Centre

Kingston, Ontario, Canada

Location

St. Mary's General Hospital

Kitchener, Ontario, Canada

Location

London Health Sciences Centre

London, Ontario, Canada

Location

York PCI Group Inc

Newmarket, Ontario, Canada

Location

University of Ottawa Heart Institute

Ottawa, Ontario, Canada

Location

Niagara Health System

Saint Catharines, Ontario, Canada

Location

Scarborough Cardiology Research Associates Inc.

Scarborough Village, Ontario, Canada

Location

St. Michael's Hospital

Toronto, Ontario, Canada

Location

Sunnybrook Health Sciences Centre

Toronto, Ontario, Canada

Location

Toronto General Hospital, University Health Network

Toronto, Ontario, Canada

Location

Windsor Regional Hospital

Windsor, Ontario, Canada

Location

Jewish General Hospital

Montreal, Quebec, Canada

Location

Institut Universitaire de Cardiologie et de Pneumologie - ULAVAL

Québec, Quebec, G1V 4G5, Canada

Location

CIUSSS de l'Estrie - CHUS - Hôpital Fleurimont

Sherbrooke, Quebec, Canada

Location

PVRI - Regina General Hospital

Regina, Saskatchewan, Canada

Location

Royal University Hospital

Saskatoon, Saskatchewan, Canada

Location

Czech Center University Hospital Brno

Brno, 625 00, Czechia

Location

St. Anne´s University Hospital

Brno, 656 91, Czechia

Location

Karlovarska krajska nemocnice a.s.

Karlovy Vary, 36225, Czechia

Location

University Hospital Královské Vinohrady

Prague, 10000, Czechia

Location

Mansoura University Hospital

Al Mansurah, Dakahlia Governorate, 35516, Egypt

Location

Kharga Specialized Hospital

New Cairo, Kharga, 72738, Egypt

Location

Fayoum General Hospital

Al Fayyum, 63511, Egypt

Location

Tamia Central Hospital

Al Fayyum, 63711, Egypt

Location

Alexandria University Hospital

Alexandria, 21568, Egypt

Location

Beni Suef University Hospital

Banī Suwayf, 62511, Egypt

Location

Nasser Institute for Research and Treatment

Cairo, 11576, Egypt

Location

National Heart Institute

Giza, 12651, Egypt

Location

Suez Canal University Hospital

Ismailia, 41522, Egypt

Location

Centre Hospitalier Universitaire de Caen

Caen, Calvados, 14000, France

Location

Centre Hospitalier Universitaire de Nimes

Nîmes, 30 000, France

Location

Institut de Cardiologie de la Pitié-Salpêtrière

Paris, 75013, France

Location

University of Debrecen

Debrecen, 4032, Hungary

Location

Bács-Kiskun County Hospital

Kecskemét, 6000, Hungary

Location

University of Szeged

Szeged, 6725, Hungary

Location

Chitwan Medical College Teaching Hospital

Bharatpur, Bagmati Province/ State 3, 44200, Nepal

Location

Shahid Gangalal National Heart Centre

Kathmandu, Maharajgung, 44600, Nepal

Location

Manmohan Cardiothoracic Vascular and Transplant Center

Kathmandu, 44600, Nepal

Location

Flevoziekenhuis

Almere Stad, Flevoland, 1315 RA, Netherlands

Location

Gelre Ziekenhuizen

Apeldoorn, Gelderland, 7334DZ, Netherlands

Location

St. Jansdal Ziekenhuis

Harderwijk, Gelderland, 3844 DG, Netherlands

Location

Tergooi Hospital

Hilversum, North Holland, 1212VG, Netherlands

Location

ZiekenhuisGroepTwente (ZGT)

Almelo, Overijssel, 7609PP, Netherlands

Location

Beatrixziekenhuis

Gorinchem, South Holland, 4204 AA, Netherlands

Location

Franciscus Gasthuis

Rotterdam, South Holland, 3045PM, Netherlands

Location

Bernhoven Ziekenhuis

's-Hertogenbosch, 5223 GV, Netherlands

Location

Rijnstate Ziekenhuis

Arnhem, 6815 AD, Netherlands

Location

Slingeland Ziekenhuis

Doetinchem, 7009 BL, Netherlands

Location

Albert Schweitzer ziekenhuis

Dordrecht, 3318 AT, Netherlands

Location

Gelderse Vallei Ziekenhuis

Ede, 6716 RP, Netherlands

Location

Admiraal de Ruyter Hospital

Goes, 4462 RA, Netherlands

Location

Groene Hart Ziekenhuis Gouda

Gouda, 2803HH, Netherlands

Location

Radboud UMC

Nijmegen, 6525 GA, Netherlands

Location

Haga Hospital

The Hague, 2545AA, Netherlands

Location

PHI Clinical Hospital "Dr. Trifun Panovski"

Bitola, 7000, North Macedonia

Location

University Clinic of Cardiology

Skopje, 1000, North Macedonia

Location

Clinical Hospital Tetovo

Tetovo, 1200, North Macedonia

Location

Clinical Center of Serbia

Belgrade, 11000, Serbia

Location

Institute for Cardiovascular Diseases Dedinje

Belgrade, 11000, Serbia

Location

University Medical Center Zvezdara

Belgrade, 11000, Serbia

Location

Institute of Cardiovascular Disease Vojvodina

Kamenitz, 21208, Serbia

Location

Hospital Son Espases

Palma, Balearic Islands, 07120, Spain

Location

Hospital del Mar

Barcelona, Barcelona, 08003, Spain

Location

Clínic Barcelona Hospital Universitario

Barcelona, Barcelona, 08036, Spain

Location

Hospital Universitario de Bellvitge

L'Hospitalet de Llobregat, Barcelona, 08907, Spain

Location

Hospital Universitario Virgen de las Nieves

Granada, Granada, 18014, Spain

Location

Hospital de Cabueñes

Gijón, Principality of Asturias, 33394, Spain

Location

Hospital Universitario Central de Asturias (HUCA)

Oviedo, Principality of Asturias, 33011, Spain

Location

Germans Trias i Pujol University Hospital

Badalona, 08916, Spain

Location

Hospital Universitario La Paz

Madrid, 28046, Spain

Location

Hospital Álvaro Cunqueiro

Vigo, 36312, Spain

Location

Hôpitaux Universitaires de Genève

Geneva, 1205, Switzerland

Location

Luzerner Kantonsspital

Lucerne, 6000, Switzerland

Location

University Hospitals Dorset NHS Foundation Trust

Bournemouth, Dorset (county), BH7 7DW, United Kingdom

Location

Castle Hill Hospital

Cottingham, East Riding of Yorkshire (unitary Authority), HU16 5JQ, United Kingdom

Location

Brighton & Sussex University Hospital NHS Trust

Brighton, East Sussex (county), BN2 1ES, United Kingdom

Location

Lister Hospital

Stevenage, Hertfordshire (county), SG14AB, United Kingdom

Location

William Harvey Hospital -East Kent Hospitals University NHS Foundation Trust

Ashford, Kent (county), TN24 0LZ, United Kingdom

Location

Norfolk and Norwich University Hospital

Norwich, Norfolk (county), NR4 7UY, United Kingdom

Location

Kettering General Hospital

Kettering, Northamptonshire (county), NN16 8UZ, United Kingdom

Location

Nottingham University Hospitals NHS Trust

Nottingham, Nottinghamshire (county), NG5 1PB, United Kingdom

Location

Ashford & St Peter's Hospitals NHS Foundation Trust

Chertsey, Surrey (county), KT16 0PZ, United Kingdom

Location

Salisbury NHS Foundation Trust

Salisbury, Wiltshire (county), SP2 8BJ, United Kingdom

Location

St. George's Hospital NHS Foundation Trust

London, SW17OQT, United Kingdom

Location

The James Cook University Hospital

Middlesbrough, TS4 3BW, United Kingdom

Location

Sheffield Teaching Hospitals NHS Foundation Trust

Sheffield, S57AU, United Kingdom

Location

Related Publications (7)

  • Jolly SS, d'Entremont MA, Lee SF, Mian R, Tyrwhitt J, Kedev S, Montalescot G, Cornel JH, Stankovic G, Moreno R, Storey RF, Henry TD, Mehta SR, Bossard M, Kala P, Layland J, Zafirovska B, Devereaux PJ, Eikelboom J, Cairns JA, Shah B, Sheth T, Sharma SK, Tarhuni W, Conen D, Tawadros S, Lavi S, Yusuf S; CLEAR Investigators. Colchicine in Acute Myocardial Infarction. N Engl J Med. 2025 Feb 13;392(7):633-642. doi: 10.1056/NEJMoa2405922. Epub 2024 Nov 17.

  • Jolly SS, d'Entremont MA, Pitt B, Lee SF, Mian R, Tyrwhitt J, Kedev S, Montalescot G, Cornel JH, Stankovic G, Moreno R, Storey RF, Henry TD, Mehta SR, Bossard M, Kala P, Bhindi R, Zafirovska B, Devereaux PJ, Eikelboom J, Cairns JA, Natarajan MK, Schwalm JD, Sharma SK, Tarhuni W, Conen D, Tawadros S, Lavi S, Asani V, Topic D, Cantor WJ, Bertrand OF, Pourdjabbar A, Yusuf S; CLEAR investigators; CLEAR Investigators. Routine Spironolactone in Acute Myocardial Infarction. N Engl J Med. 2025 Feb 13;392(7):643-652. doi: 10.1056/NEJMoa2405923. Epub 2024 Nov 17.

  • d'Entremont MA, Lee SF, Mian R, Kedev S, Montalescot G, Cornel JH, Stankovic G, Moreno R, Storey RF, Henry TD, Skuriat E, Tyrwhitt J, Mehta SR, Devereaux PJ, Eikelboom J, Cairns JA, Pitt B, Jolly SS. Design and rationale of the CLEAR SYNERGY (OASIS 9) trial: A 2x2 factorial randomized controlled trial of colchicine versus placebo and spironolactone vs placebo in patients with myocardial infarction. Am Heart J. 2024 Sep;275:173-182. doi: 10.1016/j.ahj.2024.06.007. Epub 2024 Jun 25.

  • Akl E, Sahami N, Labos C, Genest J, Zgheib A, Piazza N, Jolly S. Meta-Analysis of Randomized Trials: Efficacy and Safety of Colchicine for Secondary Prevention of Cardiovascular Disease. J Interv Cardiol. 2024 Mar 12;2024:8646351. doi: 10.1155/2024/8646351. eCollection 2024.

  • Granger CB, Pocock SJ, Gersh BJ. The need for new clinical trials of old cardiovascular drugs. Nat Rev Cardiol. 2023 Feb;20(2):71-72. doi: 10.1038/s41569-022-00819-1. No abstract available.

  • Bouabdallaoui N, Tardif JC. Colchicine in the Management of Acute and Chronic Coronary Artery Disease. Curr Cardiol Rep. 2021 Jul 16;23(9):120. doi: 10.1007/s11886-021-01560-w.

  • Silvis MJM, Demkes EJ, Fiolet ATL, Dekker M, Bosch L, van Hout GPJ, Timmers L, de Kleijn DPV. Immunomodulation of the NLRP3 Inflammasome in Atherosclerosis, Coronary Artery Disease, and Acute Myocardial Infarction. J Cardiovasc Transl Res. 2021 Feb;14(1):23-34. doi: 10.1007/s12265-020-10049-w. Epub 2020 Jul 9.

MeSH Terms

Conditions

ST Elevation Myocardial InfarctionNon-ST Elevated Myocardial Infarction

Interventions

ColchicineSpironolactone

Condition Hierarchy (Ancestors)

Myocardial InfarctionMyocardial IschemiaHeart DiseasesCardiovascular DiseasesVascular DiseasesInfarctionIschemiaPathologic ProcessesPathological Conditions, Signs and SymptomsNecrosis

Intervention Hierarchy (Ancestors)

AlkaloidsHeterocyclic CompoundsLactonesOrganic ChemicalsPregnenesPregnanesSteroidsFused-Ring CompoundsPolycyclic Compounds

Study Officials

  • Sanjit S Jolly, MD

    Population Health Research Institute

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Masking Details
double-dummy masking of colchicine and spironolactone in 2x2 factorial
Purpose
TREATMENT
Intervention Model
FACTORIAL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

February 3, 2017

First Posted

February 9, 2017

Study Start

February 1, 2018

Primary Completion

August 9, 2024

Study Completion

August 9, 2024

Last Updated

October 15, 2024

Record last verified: 2024-10

Locations