Clinical Trial Results:
Multicenter, randomized, double-blind, two-period, placebo controlled, forced-titration proof of concept crossover study to compare QGC001 with placebo in patients with grade I or II essential hypertension
Summary
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EudraCT number |
2014-003071-37 |
Trial protocol |
FR |
Global end of trial date |
13 Apr 2016
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Results information
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Results version number |
v1(current) |
This version publication date |
18 May 2017
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First version publication date |
18 May 2017
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Other versions |
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Summary report(s) |
synopsisQGC001 |
Trial Information
Subject Disposition
Baseline Characteristics
End Points
Adverse Events
More Information
Subject Disposition
Baseline Characteristics
End Points
Adverse Events
More Information
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Trial identification
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Sponsor protocol code |
QGC001/2QG1
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Additional study identifiers
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ISRCTN number |
- | ||
US NCT number |
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WHO universal trial number (UTN) |
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Sponsors
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Sponsor organisation name |
Quantum Genomics
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Sponsor organisation address |
Tour Montparnasse, 33 avenue du Maine, Paris, France, 75015
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Public contact |
Pr M. Azizi, MD, PhD,
Hôpital Européen Georges Pompidou, 75015 Paris, France, Assistance-Publique- Hôpitaux de Paris
Hôpital Européen Georges Pompidou, 75015 Paris, France, +33 1 56 09 3989, michel.azizi@egp.aphp.fr
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Scientific contact |
Olivier Madonna, MD
Tour Montparnasse, 33 avenue du Maine, 75015 Paris, France
, Quantum Genomics
Tour Montparnasse, 33 avenue du Maine
75015, Paris, +33 1 85 34 77 73 , olivier.madonna@quantum-genomics.com
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Paediatric regulatory details
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Is trial part of an agreed paediatric investigation plan (PIP) |
No
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Does article 45 of REGULATION (EC) No 1901/2006 apply to this trial? |
No
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Does article 46 of REGULATION (EC) No 1901/2006 apply to this trial? |
No
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Results analysis stage
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Analysis stage |
Final
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Date of interim/final analysis |
13 Apr 2016
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Is this the analysis of the primary completion data? |
Yes
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Primary completion date |
13 Apr 2016
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Global end of trial reached? |
Yes
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Global end of trial date |
13 Apr 2016
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Was the trial ended prematurely? |
No
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General information about the trial
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Main objective of the trial |
To assess the BP lowering effect of 4-week administration of QGC001 oral doses in patients with grade I or II essential hypertension compared to placebo.
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Protection of trial subjects |
This study was conducted in accordance with Good Clinical Practice standards, ethical principles stated in the Declaration of Helsinki and applicable regulatory requirements. After the subject has ended his/her participation in the trial, the investigator provided appropriate medication and/or arranged access to appropriate care for the patient.
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Background therapy |
- | ||
Evidence for comparator |
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Actual start date of recruitment |
23 Feb 2015
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Long term follow-up planned |
No
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Independent data monitoring committee (IDMC) involvement? |
No
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Population of trial subjects
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Number of subjects enrolled per country |
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Country: Number of subjects enrolled |
France: 40
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Worldwide total number of subjects |
40
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EEA total number of subjects |
40
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Number of subjects enrolled per age group |
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In utero |
0
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Preterm newborn - gestational age < 37 wk |
0
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Newborns (0-27 days) |
0
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Infants and toddlers (28 days-23 months) |
0
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Children (2-11 years) |
0
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Adolescents (12-17 years) |
0
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Adults (18-64 years) |
31
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From 65 to 84 years |
9
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85 years and over |
0
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Recruitment
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Recruitment details |
This study was performed in male and female of non-childbearing potential, aged 18 to 75 years, with a BMI of 18 to 40 kg/m2, with essential grade I or II hypertension, a diagnosis of permanent hypertension, an estimated glomerular filtration rate ≥ 60 mL/min/1.73 m2, and a signed and dated informed consent form before any screening procedure. | |||||||||||||||||||||
Pre-assignment
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Screening details |
50 subjects were screened and 40 were included in the run-in period (= pre-assignment period). The screening period included a period of tapering and discontinuation of current antihypertensive therapy for 2 weeks if needed. Patients untreated at screening directly entered the run-in period, which consisted of 2 weeks of placebo treatment. | |||||||||||||||||||||
Pre-assignment period milestones
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Number of subjects started |
40 | |||||||||||||||||||||
Number of subjects completed |
34 [1] | |||||||||||||||||||||
Pre-assignment subject non-completion reasons
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Reason: Number of subjects |
Protocol deviation: 5 | |||||||||||||||||||||
Reason: Number of subjects |
Consent withdrawn by subject: 1 | |||||||||||||||||||||
Notes [1] - The number of subjects reported to be in the pre-assignment period is not consistent with the number starting period 1. It is expected that the number completing the pre-assignment period are also present in the arms in period 1. Justification: During the pre-assignement period, 6 subjects were withdrawn. |
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Period 1
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Period 1 title |
cross-over period (overall period)
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Is this the baseline period? |
Yes | |||||||||||||||||||||
Allocation method |
Randomised - controlled
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Blinding used |
Double blind | |||||||||||||||||||||
Roles blinded |
Investigator, Subject | |||||||||||||||||||||
Blinding implementation details |
The randomization was stratified by center, and investigating centers allocated the therapeutic units (TU) by order of patient’s inclusion in each center, using the TU kits available to each center.
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Arms
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Are arms mutually exclusive |
No
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Arm title
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QGC001 | |||||||||||||||||||||
Arm description |
Patients were randomised to one of the 2 sequences of treatment, either QGC001/placebo or placebo/QGC001 (2-way cross over). Patients underwent two four-week treatment arms where they received either QGC001 or placebo. Each arm was separated by a two-week washout period where patient received placebo (as one capsule every 12 hours (08:00 am and 20:00 pm) for one week followed by 2 capsules every 12 hours (08:00 am and 20:00h) for 1 week). This arm concerns the QGC001 treatment. | |||||||||||||||||||||
Arm type |
Experimental | |||||||||||||||||||||
Investigational medicinal product name |
QGC001 250 mg
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Investigational medicinal product code |
QGC001
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Other name |
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Pharmaceutical forms |
Capsule
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Routes of administration |
Oral use
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Dosage and administration details |
In this arm, patients received QGC001 250 mg b.i.d. during one week, as one 250 mg capsule every 12 hours (08:00 am and 08:00 pm) followed by QGC001 500 mg b.i.d. during three weeks, as two 250 mg capsules every 12 hours (08:00 am and 08:00h).
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Arm title
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placebo | |||||||||||||||||||||
Arm description |
Patients were randomised to one of the 2 sequences of treatment, either QGC001/placebo or placebo/QGC001 (2-way cross over). Patients underwent two four-week treatment arms where they received either QGC001 or placebo. Each arm was separated by a two-week washout period where patient received placebo (as one capsule every 12 hours (08:00 am and 20:00 pm) for one week followed by 2 capsules every 12 hours (08:00 am and 20:00h) for 1 week). This arm concerns the placebo treatment. | |||||||||||||||||||||
Arm type |
Placebo | |||||||||||||||||||||
Investigational medicinal product name |
QGC001 placebo
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Investigational medicinal product code |
QGC001
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Other name |
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Pharmaceutical forms |
Capsule
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Routes of administration |
Oral use
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Dosage and administration details |
In this arm, patients received placebo during one week, as one capsule every 12 hours (08:00 am and 08:00 pm) followed by placebo during three weeks, as 2 capsules every 12 hours (08:00 am and 08:00 pm).
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Baseline characteristics reporting groups [1]
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Reporting group title |
cross-over period
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Reporting group description |
- | |||||||||||||||||||||||||||||||||||||||
Notes [1] - The number of subjects reported to be in the baseline period is not equal to the worldwide number of subjects enrolled in the trial. It is expected that these numbers will be the same. Justification: The worldwide number of subjects corresponds to the number of subjects who started the pre-assignment period, whereas the number of subjects in the baseline period corresponds to the number of subjects who entered the cross-over period after the pre-assignement period. During the pre-assignement period, 6 subjects were withdrawn. |
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End points reporting groups
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Reporting group title |
QGC001
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Reporting group description |
Patients were randomised to one of the 2 sequences of treatment, either QGC001/placebo or placebo/QGC001 (2-way cross over). Patients underwent two four-week treatment arms where they received either QGC001 or placebo. Each arm was separated by a two-week washout period where patient received placebo (as one capsule every 12 hours (08:00 am and 20:00 pm) for one week followed by 2 capsules every 12 hours (08:00 am and 20:00h) for 1 week). This arm concerns the QGC001 treatment. | ||
Reporting group title |
placebo
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Reporting group description |
Patients were randomised to one of the 2 sequences of treatment, either QGC001/placebo or placebo/QGC001 (2-way cross over). Patients underwent two four-week treatment arms where they received either QGC001 or placebo. Each arm was separated by a two-week washout period where patient received placebo (as one capsule every 12 hours (08:00 am and 20:00 pm) for one week followed by 2 capsules every 12 hours (08:00 am and 20:00h) for 1 week). This arm concerns the placebo treatment. |
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End point title |
day-time mean SBP changes from baseline | ||||||||||||
End point description |
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End point type |
Primary
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End point timeframe |
the primary endpoint was the comparison of change from baseline of daytime mean SBP as calculated from the individual ABPM after 4 weeks of treatment between treatments, in the ITT set.
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Statistical analysis title |
day-time mean SBP changes ANOVA | ||||||||||||
Statistical analysis description |
The comparisons between treatments of daytime mean SBP were analyzed using an analysis of variance (ANOVA) on change from baseline to 4 weeks of treatment with treatment group, sequence, period and center as fixed effects and subject within sequence as random effect. The estimate and the 95% CI of the difference between QGC001 and placebo were calculated.
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Comparison groups |
QGC001 v placebo
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Number of subjects included in analysis |
62
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Analysis specification |
Pre-specified
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Analysis type |
superiority | ||||||||||||
P-value |
= 0.1573 | ||||||||||||
Method |
ANOVA | ||||||||||||
Parameter type |
Mean difference (final values) | ||||||||||||
Point estimate |
-2.69
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Confidence interval |
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95% | ||||||||||||
sides |
2-sided
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lower limit |
-6.47 | ||||||||||||
upper limit |
1.1 |
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Adverse events information
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Timeframe for reporting adverse events |
Subjects were required to report any AE that occurred after informed consent was signed. All AEs that occurred from the time of informed consent until 1 week after 24 hours after Day 8 of the second arm of the sequence of treatment were recorded.
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Assessment type |
Systematic | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Dictionary used for adverse event reporting
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Dictionary name |
MedDRA | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Dictionary version |
17.1
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Reporting groups
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Reporting group title |
QGC001
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Reporting group description |
Patients underwent a run-in epriod of 2 weeks during which they recieved placebo, followed by two four-week treatment arms, in which they received either QGC001 or placebo (2-way cross-over), separated by a two-week washout period where they received placebo (as one capsule every 12 hours (08:00 am and 20:00 pm) for one week followed by 2 capsules every 12 hours (08:00 am and 20:00h) for 1 week. This reporting group concerns the QGC001 treatment. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reporting group title |
placebo
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Reporting group description |
Patients underwent two four-week treatment periods separated by a two-week washout period where they received placebo (as one capsule every 12 hours (08:00 am and 20:00 pm) for one week followed by 2 capsules every 12 hours (08:00 am and 20:00h) for 1 week. In each period, they received either QGC001 or placebo. This arm concerns the placebo treatment. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reporting group title |
Run-in Period
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Reporting group description |
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Reporting group title |
washout period
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Reporting group description |
- | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Frequency threshold for reporting non-serious adverse events: 5% | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Substantial protocol amendments (globally) |
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Were there any global substantial amendments to the protocol? Yes | |||
Date |
Amendment |
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04 Mar 2015 |
The purpose of the amendment was to modify inclusion criterion N°5, in order to reflect international guidelines and the upper limits of normal range for the definition of the mean SBP and DBP for the diagnosis of permanent hypertension. In V1.0 of the protocol, inclusion criterion N°5 was: 5/ Diagnosis of permanent hypertension confirmed by a mean SBP or DBP higher than 135 or 85 mmHg on daytime ambulatory blood pressure monitoring (ABPM) after a 2‑week placebo run-in period. In V2.0 of the protocol, the criterion became:5/ Diagnosis of permanent hypertension confirmed by a mean SBP or DBP equal to or higher than 135 or 85 mmHg on daytime ambulatory blood pressure monitoring (ABPM) after a 2-week placebo run-in period. |
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Interruptions (globally) |
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Were there any global interruptions to the trial? No | |||
Limitations and caveats |
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Limitations of the trial such as small numbers of subjects analysed or technical problems leading to unreliable data. | |||
None reported |