E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Bleeding after removal large colorectal polyps in patients taking aspirin in profilactic doses or placebo |
Ryzyko krwawienia po usunięciu dużych polipów u pacjentów stosujących aspirynę w dawkach profilaktycznych lub placebo |
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E.1.1.1 | Medical condition in easily understood language |
Bleeding after removal large colorectal polyps in patients taking aspirin in profilactic doses or placebo |
Ryzyko krwawienia po usunięciu dużych polipów u pacjentów stosujących aspirynę w dawkach profilaktycznych lub placebo |
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E.1.1.2 | Therapeutic area | Health Care [N] - Health Care Quality, Access, and Evaluation [N05] |
MedDRA Classification |
E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
Clinically significant bleeding after polypectomy - any extravasation of blood from the polypectomy site [immediate (30s after polypectomy), early (to 24ha after polypectomy) or delayed (24ha to 30 days after polypectomy)], with clinical and/or endoscopic and/or laboratory (Hb decline by more than 3 g%)symptoms and would require endoscopic intervention and/or surgical and/or blood transfusions; |
Odsetek istotnych klinicznie krwawień w ciągu 30 dni po polipektomii polipów jelita grubego średnicy ≥ 10 mm w grupie pacjentów kontynuujących stosowanie profilaktycznej dawki ASA i grupie pacjentów, u których ASA zastąpiono placebo |
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E.2.2 | Secondary objectives of the trial |
1. Proportion of composite cardiovascular events, ending unplanned hospitalization in both groups aspirin and placebo
2. Proportion clinicly significant beeding 30 days after polypectomy |
1. Odsetek złożonych zdarzeń sercowo-naczyniowych, zakończonych nieplanowaną hospitalizacją w obu grupach pacjentów w czasie od randomizacji do 30 dnia po polipektomii
2. Odsetek istotnych klinicznie odroczonych krwawień w ciągu 30 dni po polipektomii w obu grupach pacjentów |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
Inclusion Criteria: 1. Age 40 years or older 2. Daily aspirin for primary or secondary prophylaxis 3. Candidate for endoscopic polypectomy of at least one colorectal polyp 10mm or larger 4. Signed written informed consent 5. Written opinion from a cardiologist that the patient can cease taking aspirin for a period of 21 days in the peri-polypectomy period |
1. Wiek ≥ 40 lat 2. Stosowanie leku z kwasem acetylosalicylowym w prewencji pierwotnej bądź wtórnej zawału serca i udaru mózgu 3. Zidentyfikowany polip jelita grubego średnicy ≥10mm do planowej polipektomii endoskopowej 4. Wyrażenie świadomej, pisemnej zgody na udział w badaniu 5. Uzyskanie pisemnej opinii kardiologa /internisty o dopuszczalności odstawienia kwasu acetylosalicylowego na okres 21 dni w związku z wykonywana polipektomią
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E.4 | Principal exclusion criteria |
1. Polyposis syndrome 2. Lifelong anticoagulant therapy with warfarin, acenocumarol, clopidogrel or ticlopidin 3. Haemorrhagic diathesis 4. Coagulation disorders INR > 1,5, APTT 2xnorm 5. Coagulation disorders in family 6. Heart failure (NYHA III-IV) 7. Lung disease limiting activities of daily living |
1. Zespół polipowatości 2. Stałe leczenie przeciwkrzepliwe preparatami acenokumarolu, warfaryny, klopidogrelu lub tiklopidyny 3. Skaza krwotoczna 4. Zaburzenia krzepnięcia krwi ( INR> 1,5, APTT 2x norma) 5. Zaburzenia krzepnięcia w rodzinie 6. Niewydolność serca (NYHA III-IV) 7. Choroba płuc ograniczająca codzienną aktywność
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E.5 End points |
E.5.1 | Primary end point(s) |
Clinically significant bleeding after polypectomy - any extravasation of blood from the polypectomy site [immediate (30s after polypectomy), early (to 24ha after polypectomy) or delayed (24ha to 30 days after polypectomy)], with clinical and/or endoscopic and/or laboratory (Hb decline by more than 3 g%)symptoms and would require endoscopic intervention and/or surgical and/or blood transfusions; |
Odsetek istotnych klinicznie krwawień w ciągu 30 dni po polipektomii polipów jelita grubego średnicy ≥ 10 mm w grupie pacjentów kontynuujących stosowanie profilaktycznej dawki ASA i grupie pacjentów, u których ASA zastąpiono placebo |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
within 30 days after polypectomy |
w ciągu 30 dni po polipektomii |
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E.5.2 | Secondary end point(s) |
1. Proportion of composite cardiovascular events, ending unplanned hospitalization in both groups aspirin and placebo
2. Proportion clinicly significant beeding 30 days after polypectomy |
Odsetek złożonych zdarzeń sercowo-naczyniowych, zakończonych nieplanowaną hospitalizacją w obu grupach pacjentów w czasie od randomizacji do 30 dnia po polipektomii
2. Odsetek istotnych klinicznie odroczonych krwawień w ciągu 30 dni po polipektomii w obu grupach pacjentów |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
within 30 days after polypectomy |
w czasie 30 dni po polipektomii |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | No |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | No |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | No |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | Yes |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | Yes |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 5 |
E.8.5 | The trial involves multiple Member States | No |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.7 | Trial has a data monitoring committee | Yes |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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The last visit of the last patient |
Ostatnia wizyta ostatniego pacjenta |
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 3 |
E.8.9.1 | In the Member State concerned months | |
E.8.9.1 | In the Member State concerned days | |