Effect of Zolpidem on sleep quality of Tehran firefighters

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT201106076724N1

Enrollment

Registered

2011-06-13

Start date

2011-03-21

Completion date

Unknown

Last updated

2018-02-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

sleep quality disorders. sleep disorders

Interventions

Intervention 1: Intervention : Tablet Zolpidem (HEXAL®) 10 mg bedtime for 14 days. Intervention 2: Control : Wheat flour in same appearance of Zolpidem 2 gr bedtime for 14 days (Placebo).

Treatment - Drugs

Intervention : Tablet Zolpidem (HEXAL®) 10 mg bedtime for 14 days

Control : Wheat flour in same appearance of Zolpidem 2 gr bedtime for 14 days (Placebo)

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Inclusion criteria: firefighters of Tehran; global score of Pittsburgh Sleep Quality Index > 5 EXclusion criteria: Any acute or chronic disease; Medication usage; Major stressor events during last 6 month.

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Sleep quality. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: Pittsburgh Sleep Quality Index.	—

Secondary

Measure	Time frame
Problems has it been for each person to keep up enthusiasm to get things done. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Time of going to bed. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Time between going to bed and falling asleep. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention face. Method of measurement: face to face interview & sleep data recorded by each person.;Time of waking up. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Hours of actual sleep (May be different than the number of hours each person spend in bed). Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Number of more than 30 minutes trying to fall asleep. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Number of waking up early morning or midnight. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Number of daytime sleepiness. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Other sleep problems. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Medication usage f	—

Measure

Time frame

Problems has it been for each person to keep up enthusiasm to get things done. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Time of going to bed. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Time between going to bed and falling asleep. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention face. Method of measurement: face to face interview & sleep data recorded by each person.;Time of waking up. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Hours of actual sleep (May be different than the number of hours each person spend in bed). Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Number of more than 30 minutes trying to fall asleep. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Number of waking up early morning or midnight. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Number of daytime sleepiness. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Other sleep problems. Timepoint: before intervention, after Zolpidem intervention & after placebo intervention. Method of measurement: face to face interview & sleep data recorded by each person.;Medication usage f

—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactAmir Hossein Naseri Esfahani

Tehran University of Medical Siences

occupationalmedicine@yahoo.com+98 21 6640 5588

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026