E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Metastatic prostate cancer |
Cancer de la prostate métastatique |
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E.1.1.1 | Medical condition in easily understood language |
Metastatic prostate cancer |
Cancer de la prostate métastatique |
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E.1.1.2 | Therapeutic area | Diseases [C] - Cancer [C04] |
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 |
To evaluate the incidence of cognitive dysfunctions and cognitive complaints among elderly men after 3 months of treatment by new generation hormono-therapies for a metastatic castration-resistant prostate cancer (CRPCa) |
Evaluer l’incidence des troubles cognitifs et de la plainte cognitive de patients âgés traités par une nouvelle génération d’hormonothérapie (acétate d’abiraterone ou enzalutamide) pour un cancer de la prostate métastatique résistant à la castration (CRPCa). |
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E.2.2 | Secondary objectives of the trial |
- To compare the impact on cognitive functions of the 2 new available hormonal agents (abiraterone acetate and enzalutamide)
- To evaluate the impact of cognitive impairment on quality of life, autonomy and adherence to treatment
- To evaluate the relationship between objective cognitive dysfunctions and self-reported complaints of the patients, taking into account their cognitive reserve, anxiety, depression, and fatigue
- To evaluate the relationship between co-morbidities and cognitive dysfunctions
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- Evaluer l’impact des troubles cognitifs sur la qualité de vie, l’autonomie et l’adhésion au traitement,
- Evaluer les relations entre dysfonctionnement cognitif objectif et subjectif, en prenant en compte l’anxiété, la dépression, la fatigue, la réserve cognitive et les comorbidités des patients,
- Comparer l’impact de 2 nouveaux agents d’hormonothérapie sur la cognition,
- Evaluer les relations entre comorbidités et troubles cognitifs.
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
For the group of patients of interest -:
-Patient must have a metastatic castration-resistant prostate cancer (CRPCa)
-Patient must be 70 years and more
-OMS 0-2
-Patient must have not received chemotherapy,
-Patient must have been already treated with first generation of ADT (androgen deprivation therapy)
-Patient must be asymptomatic or pauci-symptomatic (with pain control, Visual Analog Scale - VAS ≤ 3)
-Patient must be candidate for a treatment by a new generation hormono-therapy (with abiraterone acetate or enzalutamide), in combination with ADT
For control group of patients :
-Patient with metastatic prostate cancer without resistance to castration
-Patient must be 70 years and more
-OMS 0-2
-Patient must have not received chemotherapy,
-Patient must have already started the first generation of ADT at least since 3 months
For the control group of healthy volunteers:
-Man
-No history of cancer,
-70-year old or more,
-Health status consistent with the participation to the study
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pour le groupe de patients d’intérêt :
-Patient présentant un cancer de la prostate métastatique résistant à la castration
-Patient âgé de 70 ans ou plus
-OMS 0-2
-Patient n’ayant pas été traité par chimiothérapie
-Patient ayant été traité avec une hormonothérapie anti-androgénique de première génération
-Patient asymptomatique ou pauci-symptomatique (avec contrôle de la douleur avec l’échelle visuelle analogique – EVA ≤ 3)
-Patient candidat à une hormonothérapie de nouvelle génération (acétate d’abiratérone ou enzalutamide), en association avec l’hormonothérapie anti-androgénique
Pour le groupe de patients contrôle :
-Patient présentant un cancer de la prostate métastatique résistant à la castration avec absence de résistance à la castration
-Patient âgé de 70 ans ou plus
-OMS 0-2
-Patient n’ayant pas été traité par chimiothérapie
-Patient traité par hormonothérapie anti-androgénique de première génération depuis au moins 3 mois
Pour le groupe de sujets sains:
-Sujet masculin
-Sujet sans antécédent de cancer
-Sujet âgé de 70 ans ou plus
-Etat général compatible avec la participation à l’étude
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E.4 | Principal exclusion criteria |
For all participants (group of patients of interest, control group of patients and group of healthy volunteers):
-Neurological history (neurological sequelae of: traumatic brain injury, stroke, multiple sclerosis, epilepsy, neuro-degenerative disease…)
-Known evolutive psychiatric disorder
-Drug use
-Heavy drinking
-Assessed to be unable or unwilling to comply with the requirements of the protocol
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Critères communs aux 3 groupes : groupe de patients d’intérêt, de patients contrôle et de sujets sains:
-Antécédent neurologique (séquelles neurologiques d’un traumatisme crânien, accident vasculaire cérébral, SEP, épilepsie, pathologie neuro-dégénérative…)
-Troubles de la personnalité et de pathologie psychiatrique évolutive connue
-Usage de drogue
-Consommation abusive d’alcool
-Impossibilité de se soumettre au suivi de l’essai
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E.5 End points |
E.5.1 | Primary end point(s) |
The proportion of elderly patients receiving the new generation hormone-therapy who will experience a decline in cognitive performances (at least for one cognitive function) within 3 months after inclusion. |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
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E.5.2 | Secondary end point(s) |
According to the standardized validated tools that will be used, the secondary criteria will be based on the quantitative scores, discretized in some cases:
- cognitive functions (objective cognitive performances and self-reported complaint)
- quality of life
- anxiety and depression
- fatigue
- autonomy
- adherence to hormone-therapy
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Up to 12 months after inclusion |
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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 | 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 |
Evaluation of cognitive functions |
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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 | 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) | Yes |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 3 |
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 | 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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End visit à 12 months after inclusion |
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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 | 24 |
E.8.9.1 | In the Member State concerned days | |