Abciximab in Patients Undergoing Percutaneous Coronary Intervention for Cardiogenic Shock
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Purpose
Outcome of patients with myocardial infarction complicated with cardiogenic shock is very poor. Although early mechanical revascularization has been demonstrated superior to conservative medical treatment, mortality range remains about 45-60%. Some medical registries have showed further therapeutic benefit by administration of glycoprotein (GP) IIb/IIIa inhibitors during PCI in patients with cardiogenic shock. However, there is no randomized study that supports this therapeutic strategy in these high risk patients.
Hypothesis:
GP IIb/IIIa inhibitors improve angiographic (TIMI-flow), echocardiographic (LV function) and clinical (combined end-point) outcomes in patients with myocardial infarction complicated with cardiogenic shock.
Study design:
Open "pseudorandomized" multicenter, phase IV clinical trial.
Anticipated findings:
The investigators anticipate to document better angiographic, echocardiographic and clinical outcome after upfront abciximab administration in comparison to standard periprocedural therapy in patients undergoing PCI for cardiogenic shock. This would be the first randomized clinical trial that could support this therapeutic strategy.
| Condition | Intervention | Phase |
|---|---|---|
|
Shock, Cardiogenic |
Drug: Abciximab |
Phase 4 |
| Study Type: | Interventional |
| Study Design: | Allocation: Randomized Endpoint Classification: Efficacy Study Intervention Model: Parallel Assignment Masking: Open Label Primary Purpose: Treatment |
| Official Title: | Routine Upfront Abciximab Versus Standard Peri-Procedural Therapy in Patients Undergoing Percutaneous Coronary Intervention for Cardiogenic Shock PRAGUE-7 Trial. |
- Combined end-point death/reinfarction/stroke/TIMI-flow <3/EF <30% on day 30. [ Time Frame: 30 days ] [ Designated as safety issue: Yes ]
- Left ventricular EF assessed by echocardiography on the day 30 (in deceased pts. EF assumed to be 0%) [ Time Frame: 30 days ] [ Designated as safety issue: No ]
- Rate of major bleeding complication [ Time Frame: 30 days ] [ Designated as safety issue: Yes ]
- Myocardial blush score after PCI [ Time Frame: immediately after PCI ] [ Designated as safety issue: No ]
- TIMI-flow after PCI [ Time Frame: immediatelly after PCI ] [ Designated as safety issue: Yes ]
| Estimated Enrollment: | 80 |
| Study Start Date: | September 2006 |
| Study Completion Date: | June 2009 |
| Primary Completion Date: | June 2009 (Final data collection date for primary outcome measure) |
| Arms | Assigned Interventions |
|---|---|
|
Active Comparator: 1
Arm 1 - routine upfront administration of Reopro (Abciximab)
|
Drug: Abciximab
Abciximab - IIb/IIIa GP inhibitor, dosage - bolus + continuous infusion
Other Name: Reopro
|
|
2
Reopro (Abciximab) only if needed - according to physician
|
Drug: Abciximab
Abciximab - IIb/IIIa GP inhibitor, dosage - bolus + continuous infusion
Other Name: Reopro
|
Show Detailed Description
Eligibility| Ages Eligible for Study: | 18 Years and older |
| Genders Eligible for Study: | Both |
| Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Acute myocardial infarction (ST elevation, ST depression or bundle branch block on ECG) with indication to urgent coronary angiography
Signs of cardiogenic shock including incompletely developed shock (at least one of the following must be present):
- Hypotension (BP < 90mmHg) and HR > 90/min
- Organ hypoperfusion-cold wett sweating skin and HR>90/min
- Need of catecholamine support to maintain BP> 90/min
- Klip II-III + systolic BP below 120 mmHg
- Informed consent signed either by patient or his/her relative in case of diminished consciousness.
Exclusion Criteria:
Contraindications for the use of abciximab, either:
- Hypersensitiveness to Reopro components
- Active internal bleeding
- History of stroke in last 2 years
- Previous history (in last 2 month) of intracranial or intraspinal surgical intervention
- Atrio-venous malformation or aneurysm
- Known haemorrhagic diathesis or severe uncontrolled hypertension
- History of thrombocytopenia
- Therapy with oral anticoagulants (warfarin)
- Cardiogenic shock caused by severe mitral regurgitation, rupture of free left ventricle wall or interventricular septum.
- Pre-randomization heparin dose > 10 000 U during last 6 hours.
Contacts and Locations| Czech Republic | |
| Cardiocenter, University Hospital Vinohrady | |
| Prague, Czech Republic, 100 34 | |
| Study Director: | Petr Widimsky, Prof,MD,PhD | Charles University |
| Principal Investigator: | Petr Tousek, MD,PhD | Charles University |
More Information
No publications provided by Charles University, Czech Republic
Additional publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
| Responsible Party: | Petr Tousek, Charles University |
| ClinicalTrials.gov Identifier: | NCT00420030 History of Changes |
| Other Study ID Numbers: | Charles University, Prague, MSM 0021620817 |
| Study First Received: | January 8, 2007 |
| Last Updated: | June 22, 2009 |
| Health Authority: | Czech Republic: State Institute for Drug Control |
Keywords provided by Charles University, Czech Republic:
|
upfront abciximab PCI cardiogenic shock |
Additional relevant MeSH terms:
|
Shock Shock, Cardiogenic Pathologic Processes Myocardial Infarction Myocardial Ischemia Heart Diseases Cardiovascular Diseases |
Vascular Diseases Abciximab Platelet Aggregation Inhibitors Hematologic Agents Therapeutic Uses Pharmacologic Actions Anticoagulants |
ClinicalTrials.gov processed this record on June 18, 2013