An Investigational Study to Assess Efficacy and Pattern of Use of SM-1 in Subjects With a History of Transient Insomnia

NCT03338764 | Withdrawn Phase 3 FDA Drug

• 1 other identifier: SM-A-06
• Study Type: interventional
• Target: N/A
• Locations: 0 countries
• Sites: N/A

Brief Summary

The purpose of this study is to assess the efficacy and pattern of use of the combination drug product SM-1 in adults who sometimes have difficulty in falling asleep or staying asleep, but who do not have chronic insomnia. Participants will receive SM-1 or placebo to take at home as needed over the course of 3 months treatment period.

Conditions

Transient Insomnia

Keywords

Transient insomnia; Insomnia; Sleep initiation and maintenance disorder

Outcome Measures

Primary Outcomes (1)

• Subjective Total Sleep Time

  Total time spent sleeping each night as reported by the subject

  7 nights

Secondary Outcomes (4)

• Pattern of use

  3 months

• Safety Adverse Events

  Through study completion, 17 weeks

• Safety Residual Effects

  Through study completion, 17 weeks

• Safety Rebound Insomnia

  Through study completion, 17 weeks

Study Arms (2)

Experimental (SM-1)

EXPERIMENTAL

Drug: SM-1 3-drug combination product containing 50-mg diphenhydramine, 5-mg delayed-release zolpidem and 0.5-mg delayed-release lorazepam.

Drug: SM-1

Placebo

PLACEBO COMPARATOR

Drug: Placebo Identical in appearance to SM-1 and has the same excipients, but no active ingredients or delayed-release coating materials.

Drug: Placebo

Interventions

SM-1 DRUG

SM-1 3-drug combination product containing 50-mg diphenhydramine, 5-mg delayed-release zolpidem and 0.5-mg delayed-release lorazepam self-administered as needed to promote sleep

Experimental (SM-1)

Placebo DRUG

Identical in appearance to SM-1 and has the same excipients, but no active ingredients or delayed-release coating materials, self-administered as needed to promote sleep

Placebo

Eligibility Criteria

• Age: 18 Years+
• Sex: all
• Healthy Volunteers: No
• Age Groups: Adult (18-64), Older Adult (65+)

You may qualify if:

• Experienced at least 1 prior episode of transient insomnia meeting all of the following criteria: difficulty falling asleep or staying asleep; next day impairment or distress associated with the disturbed sleep; frequency of 1 to 7 nights per week; duration of less than 1 month or more than 1 month of intermittent episodes.
• Routinely spends 6.5 - 9.5 hours in bed each night, with bed time varying no more than 2 hours over a week.
• Body Mass Index (BMI) between 19 and 32 kg/m2.
• Good general health, as determined by a thorough medical, sleep and psychiatric history review, brief physical examination including vital sign measurements, and an assessment of screening laboratory test results.
• Agrees, for the duration of the study, to take only study drug to address difficulty falling asleep or staying asleep, and to not drink alcohol within 2 hours of expected bedtime.

You may not qualify if:

• Females who are pregnant, breast-feeding, or planning a pregnancy during the study period.
• Clinically significant medical disorder or currently unstable medical condition that, in the opinion of the investigator, would confound the results of the study.
• Abnormal laboratory value at screening, judged clinically significant by the investigator.
• History or current evidence of severe hepatic (liver) impairment.
• Clinically significant psychiatric illness, or the history or presence of a major psychiatric illness in the past year.
• Has a significant risk (in the opinion of the investigator) for suicidal behavior during the course of participation in the study or a) At screening: the subject scores "yes" on items 4 or 5 in the Suicidal Ideation section of the C-SSRS with reference to a 6-month period prior to screening; or b) At screening: the subject has had one or more suicidal attempts within a 2-year period prior to screening; or c) At the baseline visit: the subject scores "yes" on items 4 or 5 in the Suicidal Ideation section of the C-SSRS with reference to screening; or d) The subject is considered to be an imminent danger to self or others.
• Has a history of chronic insomnia or other sleep disorders, such as sleep apnea, narcolepsy, parasomnia, restless leg syndrome, or circadian rhythm disorder.
• Has used medications to aid sleep on most nights during the past 2 months.
• Has a history of night work or shift work within the month prior to screening or a need to participate in night work or shift work during the study.
• Has a history of alcohol or substance use disorder within the year prior to screening, or current evidence of alcohol or substance use disorder as defined by the Diagnostic and Statistical Manual of the American Psychiatric Association, 5th Edition.
• Self-report of a usual consumption of more than 14 units of alcohol per week: 1 unit of alcohol is equivalent to 12 ounces of beer, 4 ounces of wine, or 1 ounce of liquor.
• Has a history of routinely smoking during sleep period.
• Has discontinued smoking or participated in a smoking cessation program within 28 days of screening, or plans to discontinue smoking during the study.
• Has used within 2 weeks or 5 half-lives (whichever is longer) prior to screening of any medication that affects sleep-wake function.
• Has a positive urine drug screen at the screening visit.

Sponsors & Collaborators

• Sequential Medicine Ltd: lead

MeSH Terms

Conditions

Sleep Initiation and Maintenance Disorders

Condition Hierarchy (Ancestors)

Sleep Disorders, Intrinsic; Dyssomnias; Sleep Wake Disorders; Nervous System Diseases; Mental Disorders

Study Design

• Study Type: interventional
• Phase: phase 3
• Allocation: RANDOMIZED
• Masking: DOUBLE
• Who Masked: PARTICIPANT, INVESTIGATOR
• Purpose: TREATMENT
• Intervention Model: PARALLEL
• Sponsor Type: INDUSTRY
• Responsible Party: SPONSOR

Study Record Dates

• First Submitted: November 3, 2017
• First Posted: November 9, 2017
• Study Start: May 1, 2023
• Primary Completion: December 1, 2023
• Study Completion: December 1, 2023
• Last Updated: April 17, 2024

Record last verified: 2024-04