Almorexant (ACT-078573) in Elderly Subjects With Chronic Primary Insomnia
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ClinicalTrials.gov Identifier: NCT00606593 |
Recruitment Status :
Completed
First Posted : February 4, 2008
Results First Posted : March 11, 2013
Last Update Posted : March 14, 2016
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Sponsor:
Midnight Pharma, LLC
Information provided by (Responsible Party):
Midnight Pharma, LLC
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Study Type | Interventional |
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Study Design | Allocation: Randomized; Intervention Model: Crossover Assignment; Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor); Primary Purpose: Treatment |
Condition |
Chronic Primary Insomnia |
Interventions |
Drug: ACT-078573 oral capsules at 25 and 100 mg and matching placebo Drug: ACT-078573 and matching placebo |
Enrollment | 112 |
Participant Flow
Recruitment Details | 242 subjects were screened at 18 centers in the United States and received single-blind placebo treatment. The first subject screening visit was 12 Dec 2007, the first subject was treated on 19 Dec 2007. 112 subjects were randomized, the first assigned double-blind treatment, was on 26 Dec 2007. Last subject, last clinic visit ended on 4 Apr 2008. |
Pre-assignment Details | The study consisted of a 2-4-week screening phase on single-blind placebo, a 4-8-week treatment phase, and a 28 day safety follow-up. Subjects were randomized to one of 10 treatment sequences. |
Arm/Group Title | Treatment Sequence 200/100/P/50/25 | Treatment Sequence 100/50/200/25/P | Treatment Sequence 50/25/100/P/200 | Treatment Sequence 25/P/50/200/100 | Treatment Sequence P/200/25/100/50 | Treatment Sequence 25/50/P/100/200 | Treatment Sequence P/25/200/50/100 | Treatment Sequence 200/P/100/25/50 | Treatment Sequence 100/200/50/P/25 | Treatment Sequence 50/100/25/200/P |
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Study medication was administered in 5 treatment periods, each consisting of 2 consecutive treatment polysomnography (PSG) nights separated by 5-12 days of washout. Treatment consisted of two capsules containing study medication, orally administered on each of the 2 consecutive treatment nights. Treatments were administered in the following sequence: almorexant (ACT-078573) 200 mg/ACT-078573 100 mg/Placebo/ACT-078573 50 mg/ACT-078573 25mg. | Study medication was administered in 5 treatment periods, each consisting of 2 consecutive treatment polysomnography (PSG) nights separated by 5-12 days of washout. Treatment consisted of two capsules containing study medication, orally administered on each of the 2 consecutive treatment nights. Treatments were administered in the following sequence: ACT-078573 100 mg/ACT-078573 50 mg/ACT-078573 200 mg/ACT-078573 25 mg/placebo. | Study medication was administered in 5 treatment periods, each consisting of 2 consecutive treatment polysomnography (PSG) nights separated by 5-12 days of washout. Treatment consisted of two capsules containing study medication, orally administered on each of the 2 consecutive treatment nights. Treatments were administered in the following sequence: ACT-078573 50 mg/ACT-078573 25 mg/ACT-078573 100 mg/placebo/ACT-078573 200 mg. | Study medication was administered in 5 treatment periods, each consisting of 2 consecutive treatment polysomnography (PSG) nights separated by 5-12 days of washout. Treatment consisted of two capsules containing study medication, orally administered on each of the 2 consecutive treatment nights. Treatments were administered in the following sequence: ACT-078573 25 mg/placebo/ACT-078573 50 mg/ACT-078573 200 mg/ACT-078573 100 mg. | Study medication was administered in 5 treatment periods, each consisting of 2 consecutive treatment polysomnography (PSG) nights separated by 5-12 days of washout. Treatment consisted of two capsules containing study medication, orally administered on each of the 2 consecutive treatment nights. Treatments were administered in the following sequence: placebo/ACT-078573 200 mg/ACT-078573 25 mg/ACT-078573 100 mg/ACT-078573 50 mg. | Study medication was administered in 5 treatment periods, each consisting of 2 consecutive treatment polysomnography (PSG) nights separated by 5-12 days of washout. Treatment consisted of two capsules containing study medication, orally administered on each of the 2 consecutive treatment nights. Treatments were administered in the following sequence: ACT-078573 25 mg/ACT-078573 50 mg/placebo/ACT-078573 100 mg/ACT-078573 200 mg. | Study medication was administered in 5 treatment periods, each consisting of 2 consecutive treatment polysomnography (PSG) nights separated by 5-12 days of washout. Treatment consisted of two capsules containing study medication, orally administered on each of the 2 consecutive treatment nights. Treatments were administered in the following sequence: placebo/ACT-078573 25 mg/ACT-078573 200 mg/ACT-078573 50 mg/ACT-078573 100 mg. | Study medication was administered in 5 treatment periods, each consisting of 2 consecutive treatment polysomnography (PSG) nights separated by 5-12 days of washout. Treatment consisted of two capsules containing study medication, orally administered on each of the 2 consecutive treatment nights. Treatments were administered in the following sequence: ACT-078573 200 mg/placebo/ACT-078573 100 mg/ACT-078573 25 mg/ACT-078573 50 mg. | Study medication was administered in 5 treatment periods, each consisting of 2 consecutive treatment polysomnography (PSG) nights separated by 5-12 days of washout. Treatment consisted of two capsules containing study medication, orally administered on each of the 2 consecutive treatment nights. Treatments were administered in the following sequence: ACT-078573 100 mg/ACT-078573 200 mg/ACT-078573 50 mg/placebo/ACT-078573 25 mg. | Study medication was administered in 5 treatment periods, each consisting of 2 consecutive treatment polysomnography (PSG) nights separated by 5-12 days of washout. Treatment consisted of two capsules containing study medication, orally administered on each of the 2 consecutive treatment nights. Treatments were administered in the following sequence: ACT-078573 50 mg/ACT-078573 100 mg/ACT-078573 25 mg/ACT-078573 200 mg/placebo. |
Period Title: Overall Study | ||||||||||
Started | 11 [1] | 11 [1] | 11 [1] | 11 [1] | 12 [1] | 11 [1] | 11 [1] | 11 [2] | 12 [1] | 11 [1] |
1st Double-blind Treatment | 11 | 11 | 11 | 11 | 12 | 11 | 11 | 11 | 12 | 11 |
2nd Double-blind Treatment | 11 | 11 | 11 | 10 | 12 | 11 | 10 | 9 | 12 | 11 |
3rd Double-blind Treatment | 11 | 11 | 10 | 10 | 11 | 11 | 10 | 9 | 12 | 11 |
4th Double-blind Treatment | 10 | 11 | 10 | 10 | 11 | 11 | 10 | 9 | 11 | 11 |
5th Double-blind Treatment | 10 | 11 | 9 | 10 | 11 | 11 | 10 | 9 | 11 | 11 |
Completed | 10 | 11 | 9 | 10 | 11 | 11 | 10 | 9 | 11 | 11 |
Not Completed | 1 | 0 | 2 | 1 | 1 | 0 | 1 | 2 | 1 | 0 |
Reason Not Completed | ||||||||||
Adverse Event | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 2 | 1 | 0 |
Withdrawal of consent | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Administrative/Other | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
[1]
Randomized participants
[2]
Randomized participants. One participant actually received the treatment sequence 200/P/100/ 50/25
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Baseline Characteristics
Arm/Group Title | Patient Flow | |
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The study consisted of a 2-4-week screening phase (including 2 consecutive screening polysomnography (PSG) nights on single blind placebo), a 4- to 8-week treatment phase, and a 28 day safety follow-up. The treatment phase immediately followed randomization and included 5 treatment periods, each consisting of 2 consecutive treatment PSG nights on the assigned study treatment separated by 5 to 12 days of washout. Subjects were randomized to one of 10 treatment sequences. | |
Overall Number of Baseline Participants | 112 | |
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[Not Specified]
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Age, Continuous
Mean (Standard Deviation) Unit of measure: Years |
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Number Analyzed | 112 participants | |
72.0 (4.8) | ||
Sex: Female, Male
Measure Type: Count of Participants Unit of measure: Participants |
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Number Analyzed | 112 participants | |
Female |
78 69.6%
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Male |
34 30.4%
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Region of Enrollment
Measure Type: Number Unit of measure: Participants |
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United States | Number Analyzed | 112 participants |
112 |
Outcome Measures
Adverse Events
Limitations and Caveats
[Not Specified]
More Information
Results Point of Contact
Name/Title: | Pascal Charef/Clinical Trial Leader |
Organization: | Actelion Pharmaceuticals Ltd |
Phone: | +41 61 565 65 65 |
Responsible Party: | Midnight Pharma, LLC |
ClinicalTrials.gov Identifier: | NCT00606593 |
Other Study ID Numbers: |
AC-057A201 |
First Submitted: | January 4, 2008 |
First Posted: | February 4, 2008 |
Results First Submitted: | December 21, 2012 |
Results First Posted: | March 11, 2013 |
Last Update Posted: | March 14, 2016 |