E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Pulmonary arterial hypertension |
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MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 12.0 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10064911 |
E.1.2 | Term | Pulmonary arterial hypertension |
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E.1.3 | Condition being studied is a rare disease | Yes |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
To evaluate the effect of a single infusion of tezosentan on Pulmonary Vascular Resistance (PVR) in patients with stable, chronic and Pulmonary Arterial Hypertension (PAH). |
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E.2.2 | Secondary objectives of the trial |
To evaluate the effects of a single infusion of tezosentan on hemodynamic parameters. To evaluate the safety and tolerability of a single infusion of tezosentan.
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
Screening 1. Signed informed consent prior to initiation of any study-mandated procedure 2. Male and female patients 18 years of age or older 3. Patients with PAH according to one of the following subgroups of the Venice Classification Group 1: · Idiopathic (iPAH), or · Familial / heritable (FPAH), or · Associated (APAH) with collagen vascular disease 4. Modified NYHA functional class II-III
Day 1 On Day 1, upon right heart catheterization (RHC), the last inclusion criteria will be checked: 5. Documented hemodynamic diagnosis of PAH by right heart catheterization on Day 1: · Resting mean pulmonary arterial pressure (mPAP) ≥ 25 mmHg and · Resting mean PVR ≥ 240 dyn·s·cm-5 and · Pulmonary capillary wedge pressure (PCWP) ≤ 15 mmHg
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E.4 | Principal exclusion criteria |
Screening 1. Patients with PAH in Venice Classification Groups 2–5, and PAH Group 1 subgroups not covered by inclusion criterion no. 3 2. Hypotensive patients (systemic systolic blood pressure < 100 mmHg) 3. Patients with body weight < 50 kg (110 lbs) 4. Patients with moderate or severe hepatic impairment (Child-Pugh B and C) 5. Patients with clinically significant chronic renal insufficiency (serum creatinine > 2.5mg/dL / 221 µmol/L) 6. Patients who have received any ERA and/or any PDE-5 inhibitor within 28 days of Baseline 7. Patients who have received prostacyclin (epoprostenol) or prostacyclin analogs (e.g., treprostinil, iloprost) within 28 days of Baseline 8. Patients who have received any investigational drugs within 28 days of Baseline 9. Patients who have received CsA or tacrolimus within 28 days of Baseline 10. Psychotic, addictive or other disorder limiting the ability to provide informed consent or to comply with the study 11. Life expectancy less than 12 months 12. Females who are lactating or pregnant (positive pre-treatment pregnancy tests (serum test at Screening and urine test on Day 1) or females who are not using a reliable method of birth control (failure rate less than 1% per year) during the study and for at least one month after study drug intake 13. Known hypersensitivity to any of the excipients of the drug formulation Day 1
Day 1 On Day 1, upon RHC, the last exclusion criteria will be checked: 14. Patients with positive response to vasoreactivity test
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E.5 End points |
E.5.1 | Primary end point(s) |
Change in PVR from Baseline to 30 minutes expressed as percent of the Baseline value. |
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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 | Yes |
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) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | No |
E.8.1.1 | Randomised | Information not present in EudraCT |
E.8.1.2 | Open | Information not present in EudraCT |
E.8.1.3 | Single blind | Information not present in EudraCT |
E.8.1.4 | Double blind | Information not present in EudraCT |
E.8.1.5 | Parallel group | Information not present in EudraCT |
E.8.1.6 | Cross over | Information not present in EudraCT |
E.8.1.7 | Other | Information not present in EudraCT |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | Information not present in EudraCT |
E.8.2.2 | Placebo | Information not present in EudraCT |
E.8.2.3 | Other | Information not present in EudraCT |
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.8.4.1 | Number of sites anticipated in Member State concerned | 1 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 2 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | Yes |
E.8.6.2 | Trial being conducted completely outside of the EEA | Information not present in EudraCT |
E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned |
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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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The end of the trial is the last visit of the last patient 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 | 0 |
E.8.9.1 | In the Member State concerned months | 6 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 0 |
E.8.9.2 | In all countries concerned by the trial months | 6 |
E.8.9.2 | In all countries concerned by the trial days | 0 |