E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
dysfunction of coronary microcirculation in arterial hypertension |
disfunzione del microcircolo coronarico nell'ipertensione arteriosa |
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E.1.1.1 | Medical condition in easily understood language |
ipertensione arteriosa |
ipertensione arteriosa |
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E.1.1.2 | Therapeutic area | Diseases [C] - Cardiovascular Diseases [C14] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 14.1 |
E.1.2 | Level | HLT |
E.1.2 | Classification code | 10010164 |
E.1.2 | Term | Hypertension complications |
E.1.2 | System Organ Class | 10047065 - Vascular disorders |
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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 |
to evaluate the effect of aliskiren compared to enelapril in improving myocardial blood pressure in patients with hypertensive heart disease |
valutare l'effetto di aliskiren rispetto a quello di enelapril nel migliorare l'ipertensione miocardica in pazienti con cardiopatia ipertensiva |
|
E.2.2 | Secondary objectives of the trial |
Significant correlation between:
-levels of plasma renin activity (PRA) at baseline and at 6 months maximum MBF
-delta pressure and delta of myocardial mass indexed (LVMI)
-improvement of the indices of systolic-diastolic function of left ventricle and the delta maximum MBF.
-delta LVMI and plasma levels of PRA, aldosterone.
-No significant correlation between:
-delta of maximum pressure and delta MBF (start-end study).
-maximum delta-delta LVMI and MBF. |
Correlazione significativa tra:
-livelli di attività reninica plasmatica (PRA) basale e maximum MBF a 6 mesi,
-delta pressorio e delta massa miocardica indicizzata (LVMI)
-miglioramento degli indici di funzione sisto-diastolica del ventricolo sinistro e delta di maximum MBF.
-delta LVMI e livelli plasmatici di PRA, aldosterone.
Assenza di correlazione significativa fra:
-delta pressorio e delta di maximum MBF (inizio-fine studio)
-delta LVMI e delta maximum MBF. |
|
E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
•Age ≥40 and ≤75 yr.
•Body mass index (BMI) ≤32 kg/m2;
•Diastolic BP (DBP) <110 mmHg and systolic BP (SBP) <180 mmHg in patients previously treated;
•On therapy with amlodipine with or without a thiazide diuretic;
•Left ventricular mass index (LVMI) ≥115 g/m2 (men) or ≥100 g/m2 (women) quantified by two dimensional echocardiography;
•Left ventricular ejection fraction ≥55% at two-dimensional echocardiography;
•Valid informed consent obtained from participants. |
-Età ≥ 40 e ≤ 75 anni.
-Indice di massa corporea (BMI) ≤ 32 kg/m2;
-pressione diastolica (DBP) <110 mmHg e pressione sistolica (SBP) <180 mmHg nei pazienti precedentemente trattati;
-pazienti in terapia con amlodipina con o senza un diuretico tiazidico;
-indice di massa ventricolare sinistra (LVMI) ≥ 115 g/m2 (uomini) o ≥ 100 g/m2 (donne) quantificati da due ecocardiografie dimensionale;
-frazione di eiezione del ventricolo sinistro ≥ 55% a ecocardiografia bidimensionale;
-consenso informato valido ottenuto dai partecipanti. |
|
E.4 | Principal exclusion criteria |
• History of secondary HT;
• Anamnestic coronary heart disease;
• Renal failure (creatinine >1.69 mg/dl or creatinine clearance <30 ml/min);
• Hypokalemia (<3.4 mEq/l) or hyperkalemia (>5 mEq/l);
• Insulin-dependent diabetes;
• Significant valvular disease or left ventricular systolic dysfunction at echocardiography;
• Treatment with Aliskiren, ACE inhibitors or angiotensin receptor blockers in the month preceding the first selection visit;
• Patients with stress-induced regional perfusion defects at PET will be referred for coronary angiography and excluded from the study if they have coronary artery disease;
• Pregnancy and breastfeeding;
• ACEI angioedema, hereditary and/or idiopathic angioedema;
• Severe hepatic dysfunction |
-Storia di HT secondaria;
- malattia coronarica in anamnesi;
-insufficienza renale (creatinina> 1,69 mg / dl o clearance della creatinina <30 ml / min);
-ipokaliemia (<3,4 mEq / l) o iperkaliemia (> 5 mEq / l);
-diabete insulino-dipendente;
-significativa malattia valvolare o disfunzione sistolica ventricolare sinistra all'ecocardiografia;
-trattamento con Aliskiren, ACE-inibitori o bloccanti del recettore dell'angiotensina nel mese precedente la prima visita di selezione;
-per pazienti con stress indotto da difetti di perfusione regionale alla PET si farà riferimento per l'angiografia coronarica e verranno esclusi dallo studio in caso di malattia coronarica;
-gravidanza e allattamento al seno;
-ACEI angioedema ereditario e / o angioedema idiopatico;
-disfunzione epatica grave |
|
E.5 End points |
E.5.1 | Primary end point(s) |
Significant difference (≥0.5 ml/min/g) in maximum MBF between the two treatment groups. |
Differenza significativa (≥ 0,5 ml / min / g) in MBF massima tra i due gruppi di trattamento. |
|
E.5.1.1 | Timepoint(s) of evaluation of this end point |
|
E.5.2 | Secondary end point(s) |
-Significant correlation between baseline PRA (or delta PRA M0-M6) and increase of maximun MBF at M6;
-No significant correlation between delta (resting or ambulatory) BP levels and delta of maximum MBF;
-Significant correlation between delta (resting or ambulatory) BP level and delta of LVMI
-No significant correlation between delta LVMI and delta maximum MBF;
-Significant correlation between improvement of diastolic or systolic markers of LV dysfunction (LV stiffness, E/A ratio , E/Em ratio or TEI index) and delta maximum MBF.
-Significant correlation between delta LVMI and PRA – aldosterone values. |
-Correlazione significativa tra il basale PRA (o delta PRA M0-M6) e l'aumento del massimo MBF a M6;
-Nessuna correlazione significativa tra delta (a riposo o ambulatoriale), i livelli di pressione arteriosa e il delta del massimo MBF;
-significativa correlazione tra il delta (a riposo o ambulatoriale) livello BP e delta di LVMI
-nessuna correlazione significativa tra delta e delta massimo LVMI MBF;
-significativa correlazione tra il miglioramento dei marcatori sistolica o diastolica di disfunzione ventricolare sinistra (LV rigidezza, rapporto E / A, E / Em rapporto o indice di TEI) e delta massimo MBF.
-significativa correlazione tra il delta LVMI e PRA - valori di aldosterone. |
|
E.5.2.1 | Timepoint(s) of evaluation of this end point |
|
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 | Yes |
E.6.13.1 | Other scope of the trial description |
superiority study |
studio di superiorita' |
|
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 | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | Yes |
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 | Yes |
E.8.2.3.1 | Comparator description |
valtazione dell'effetto enalapril verso aliskiren |
evaluation of the effect of enelapril vs aliskiren |
|
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
| 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 | 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 | 0 |
E.8.9.1 | In the Member State concerned months | 12 |
E.8.9.1 | In the Member State concerned days | 0 |