Safety of Ramelteon in Subjects With Mild to Moderate Obstructive Sleep Apnea

Completed · Phase 2 · Has a placebo group

Conditions studied: Sleep Apnea, Obstructive

In brief

The purpose of this study is to assess the safety of ramelteon, once daily (QD), in individuals with obstructive sleep apnea.

Key facts

Study ID

NCT00672061

Run by

Takeda

People needed

26

Starts

2003-07-01

Expected to finish

2003-12-01

Last updated by the study team

2012-02-28

Who can join

Age: 21 and older, up to 64. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Females of childbearing potential who are sexually active must agree to use adequate contraception, and can neither be pregnant nor lactating from Screening throughout the duration of the study.
• Clinical history of chronic obstructive pulmonary disease and a confirmatory diagnosis based on pulmonary function tests at screening.
• Moderate: forced expiratory volume in one second/ forced vital capacity less than 70% and forced expiratory volume 135-75% of predicted.
• Post-bronchodilator forced expiratory volume in one second change from baseline of less than 12%.
• Negative chest x-ray at screening, other than findings consistent with mild to moderate chronic obstructive pulmonary disease, within the last 6 months.
• Arterial oxygen saturation during sleep greater than 85% for at least 99% of the recording period, with no arterial oxygen saturation readings less than 80% as assessed by pulse oximetry at polysomnography screening.
• Arterial oxygen saturation during wakefulness greater than 91% (both supine and sitting) as assessed by pulse oximetry at screening.
• Habitual bedtime is between 8:30 p.m. and 12:00 a.m.
• Body mass index between 18 and 34, inclusive.
• Agrees to remain in the study center for three overnight stays.

You may not qualify if…

• Known hypersensitivity to ramelteon or related compounds, including melatonin.
• Known hypersensitivity to Ventolin® or related compounds.
• Previously participated in a study involving ramelteon.
• Participated in any other investigational study and/or taken any investigational drug within 30 days or five half-lives prior to Day 1 of study medication, whichever is longer.
• Clinical history of acute or chronic respiratory failure, severe chronic obstructive pulmonary disease, or hypercapnia (Partial Pressure of Oxygen in Arterial Blood greater than or equal to45 mmHg).
• History of or currently has right ventricular hypertrophy on electrocardiogram or right heart failure.
• Periodic leg movement with arousal index (per hour of sleep) greater than 20 as seen at polysomnography screening.
• Apnea hypopnea index greater than 15 as seen at polysomnography screening.
• Acute clinically significant illness within 2 weeks or has been hospitalized within 4 weeks of study participation.
• Sleep schedule changes required by employment within three months prior to Day 1 of study medication, or has flown across greater than three time zones within seven days prior to screening.
• Participated in a weight loss program or has substantially altered their exercise routine within 30 days prior to Day 1 of study medications.
• History of seizures, sleep apnea, restless leg syndrome, period limb movement disorder, other known sleep disorders, schizophrenia, bipolar disease, mental retardation, or cognitive disorder.
• History of psychiatric disorder within the past 12 months.
• History of drug addiction or drug abuse within the past 12 months.
• History of alcohol abuse within the past 12 months and/or regularly consumes 4 or more alcoholic drinks per day.
• Unable to discontinue the use of hypnotics for the duration of the study.
• Any clinically important abnormal finding, other than chronic obstructive pulmonary disease, as determined by medical history, physical examination, electrocardiogram, or clinical laboratory tests, as determined by the investigator.
• Current significant neurological, hepatic, renal, endocrine, cardiovascular, gastrointestinal, pulmonary, hematologic, or metabolic disease, unless currently controlled and stable with protocol-allowed medication 30 days prior to Day 1 of study medication.
• Hematocrit value greater than 55% at screening.
• Positive hepatitis panel.
• Any additional condition(s) that in the Investigator's opinion would:
• affect sleep-wake function
• prohibit the subject from completing the study
• not be in the best interest of the subject
• Is required to take or continues taking any disallowed medication, prescription medication, herbal treatment or over-the counter medication, including:

Where it is running

• Study site — Birmingham, Alabama, United States
• Study site — Palm Springs, California, United States
• Study site — Santa Monica, California, United States
• Study site — Winter Park, Florida, United States
• Study site — Cincinnati, Ohio, United States

Full record on ClinicalTrials.gov

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