E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
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E.1.1.1 | Medical condition in easily understood language |
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E.1.1.2 | Therapeutic area | Analytical, Diagnostic and Therapeutic Techniques and Equipment [E] - Therapeutic techniques [E02] |
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 |
Primary Objective: To demonstrate elevation in immune responsiveness to stimulation of whole blood with LPS when switching SAPT to DPI.
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E.2.2 | Secondary objectives of the trial |
Secondary Objective(s): To explore changes in immune cell distribution in blood, as well as monocyte function and epigenetic landscape in the observed elevation in immune responsiveness to LPS stimulation when switching SAPT to DPI. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
In order to be eligible to participate in this study, a subject must meet all of the following criteria: - Stable CAD - with an indication for single antiplatelet therapy according to international (ESC) guidelines, - >16 years old - Written informed consent
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E.4 | Principal exclusion criteria |
A potential subject who meets any of the following criteria will be excluded from participation in this study: - Use of more intensive antithrombotic treatment (dual antiplatelet therapy, DPI, direct oral anticoagulants, vitamin k antagonists) - Contra-indication to rivaroxaban o Hypersensitivity to rivaroxaban o at significant risk for major bleeding current gastrointestinal ulceration presence of malignant neoplasms, with the exception of non-melanoma skin cancer recent (<2 months) brain or spinal injury recent (<3 months) brain or spinal surgery recent (<3 months) intracranial, gastrointestinal or pulmonary hemorrhage presence of arteriovenous malformations, major intraspinal or intracerebral vascular abnormalities congenital or acquired bleeding disorders uncontrolled severe arterial hypertension (180 mmHg or more systolic, or 110 mmHg or more diastolic) o Severe hepatic disease: Child Pugh B or C [9] o Severe kidney failure: estimated glomerular filtration rate<15 ml/min or requiring dialysis o severe heart failure with known ejection fraction < 30% or New York Heart Association class III or IV symptoms [10] o concomitant treatment with medication with a strong pharmacokinetic interaction with rivaroxaban, leading to contra-indication according to the “regionale_NOAC_richtlijn” [11] - Pregnant or breastfeeding women - Unable to give informed consent
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E.5 End points |
E.5.1 | Primary end point(s) |
- Change in whole blood immune responsiveness to LPS stimulation at 4 and 12 weeks after switching SAPT to DPI |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
3 months after start rivaroxaban with aspirin combination treatment |
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E.5.2 | Secondary end point(s) |
- Changes in white blood cell count and distribution at 4 and 12 weeks after switching SAPT to DPI - Change in monocyte immune responsiveness to LPS stimulation at 4 and 12 weeks after switching SAPT to DPI - Change in enrichment of epigenetic marks on genes associated with inflammation in monocytes as measured by Chromatin Immuno-precipitation at 4 and 12 weeks after switching SAPT to DPI - Changes in circulating cytokines at 4 and 12 weeks after switching SAPT to DPI
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
3 months after start rivaroxaban with aspirin combination treatment |
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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 | Yes |
E.6.4 | Safety | No |
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 | No |
E.8.1.1 | Randomised | No |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
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 | No |
E.8.2.3 | Other | No |
E.8.3 |
The trial involves single site in the Member State concerned
| Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
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 | No |
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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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | |
E.8.9.1 | In the Member State concerned months | 6 |
E.8.9.1 | In the Member State concerned days | |