Morphine In Acute Myocardial Infarction (MIAMI)
Evaluation of the Cardioprotective Effect of Intracoronary Injection of Morphine During Reperfusion in Acute Myocardial Infarction
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 3
Contacts and Locations
Study Locations
-
-
-
Creteil, France, 94010
- Henri Mondor Hospital
-
Plessis Robinson, France, 92350
- Hôpital Marie Lannelongue
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
Acute Myocardial Infarction less than 6 hours defined by
- prolonged chest pain (>15 min)
in association with
- ST elevation 1mm or more in two contiguous leads
- or occurence of Q wave in three contiguous leads
- or occurence of left bundle branch block
- Culprit lesion eligible for percutaneous coronary intervention (PCI)
- TIMI flow 0 before PCI
Exclusion Criteria:
- Fibrinolysis
- Allergy to morphine
- Active epilepsy
- Brain injury or intracranial hypertension
- Previous AMI, coronary artery bypass graft (CABG)
- Cardiac arrest
- Cardiogenic shock, significant mitral regurgitation or intraventricular communication at inclusion
- Mechanical ventilation at inclusion
- Significant ventricular arrhythmia or atrioventricular block type II or III at inclusion
- Decompensated chronic obstructive pulmonary disease at inclusion
- chronic hepatocellular failure
- MRI contraindications
- Gadolinium chelates injection contraindications
- Current treatment with morphine chlorhydrate, buprenorphine, nalbuphine, pentazocine
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Quadruple
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: Morphine chlorhydrate
Intracoronary injection of morphine chlorhydrate during reperfusion
|
1mg of morphine chlorhydrate dilute in 3ml of saline solution, intracoronary injection, just before reperfusion
Other Names:
|
|
Placebo Comparator: Saline solution
Intracoronary injection of saline solution during reperfusion
|
3 ml of saline solution , intracoronary injection during reperfusion
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Infarct size evaluated by delayed enhancement-magnetic resonance imaging
Time Frame: between day 3 and day 5 after acute myocardial infarction (AMI)
|
between day 3 and day 5 after acute myocardial infarction (AMI)
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Infarct size/area at risk ratio evaluated by MRI
Time Frame: between day 3 and day 5 after AMI
|
between day 3 and day 5 after AMI
|
|
|
release of creatine kinase (CK) and troponin I (TnI) during reperfusion
Time Frame: during the first 72 hours after reperfusion
|
The Area Under the Curve of CK and TnI during reperfusion
|
during the first 72 hours after reperfusion
|
|
the Thrombolysis In Myocardial Infarction (TIMI) myocardial Blush after reperfusion
Time Frame: at day 0
|
at day 0
|
|
|
ST segment resolution after reperfusion
Time Frame: during the first 24 hours after reperfusion
|
during the first 24 hours after reperfusion
|
|
|
Left Ventricular Ejection Fraction measured by echocardiography
Time Frame: at day 1 and day 6
|
at day 1 and day 6
|
|
|
Infarct size measurement by delayed enhancement-magnetic resonance imaging
Time Frame: 1 year
|
1 year
|
Collaborators and Investigators
Sponsor
Sponsor
Collaborators
Collaborators
Investigators
Investigators
- Principal Investigator: Philippe Lecorvoisier, MD, Henri Mondor University Hospital
Publications and helpful links
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Estimate)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Keywords
Additional Relevant MeSH Terms
- Ischemia
- Pathologic Processes
- Necrosis
- Myocardial Ischemia
- Heart Diseases
- Cardiovascular Diseases
- Vascular Diseases
- Myocardial Infarction
- Infarction
- Physiological Effects of Drugs
- Central Nervous System Depressants
- Peripheral Nervous System Agents
- Analgesics
- Sensory System Agents
- Analgesics, Opioid
- Narcotics
- Morphine
Other Study ID Numbers
Other Study ID Numbers
- MIAMI-2008-09
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