Obstructive Sleep Apnea study: BLT
Official title Bright Light Therapy for OSA
ClinicalTrials.gov ID: NCT05917119
What this study is testing
- What it's testing
- This study is testing whether bright light therapy using special glasses can reduce daytime sleepiness in people with obstructive sleep apnea who already use CPAP.
- Who it's for
- You may be able to join if you have obstructive sleep apnea, use CPAP, and still feel sleepy during the day.
- What's involved
- You will wear therapy glasses that give bright light for four weeks, then wear pretend glasses for four weeks, in random order. You will have check‑ins to record sleepiness.
- Time commitment
- The study lasts eight weeks with two four‑week periods and a few clinic visits.
Which group you join is decided by chance.
A plain-language read of the study's public ClinicalTrials.gov listing. The study team confirms the details.
Who can take part
Ages 40 to 65
You may be able to join if
- Documented diagnosis of OSA
- Currently on CPAP or BiPAP for at least 3 months
- with documented adherence (defined as wearing CPAP/BiPAP for \>6h/night on at least 75% of nights), and adequate control of sleep apnea, as indicated...
- Excessive residual daytime sleepiness (Epworth score \> 10)
- If taking alertness promoting medication, the investigators will require that they are on a stable dose for at least one month prior to entering the...
You likely can't join if
- Shift work
- Travel across time zones in the past month
- Narcolepsy
- Regular hypnotics use
- Decompensated congestive heart failure (CHF)
- Primary central sleep apnea, needing O2 therapy via nasal cannula
See the full eligibility criteria
- Documented diagnosis of OSA
- Currently on CPAP or BiPAP for at least 3 months
- with documented adherence (defined as wearing CPAP/BiPAP for \>6h/night on at least 75% of nights), and adequate control of sleep apnea, as indicated by an AHI of 10 or less when on CPAP
- Excessive residual daytime sleepiness (Epworth score \> 10)
- If taking alertness promoting medication, the investigators will require that they are on a stable dose for at least one month prior to entering the study and that they refrain from dose changes while participating in...
- If already prescribed BLT, people must not have used it for at least one month prior to participating
- Shift work
- Travel across time zones in the past month
- Narcolepsy
- Regular hypnotics use
- Decompensated congestive heart failure (CHF)
- Primary central sleep apnea, needing O2 therapy via nasal cannula
- Poorly controlled diabetes (HgA1c\>8%)
- Active substance use disorder
- Dementia
- Untreated bipolar disorder
- the investigators will consider individuals with a diagnosis of bipolar disorder who are currently in treatment and stable
- Macular degeneration, recent lasik surgery (within 3 months)
- Legally blind
- Taking medication that will cause photosensitivity to blue-green light spectrum wavelength
- Already using bright light therapy
The study team makes the final eligibility decision.
Where it is enrolling
- Pittsburgh, Pennsylvania, United States
Compensation & support
A stipend or payment for your time may be offered.
No amount is published here because ClinicalTrials.gov has no reliable field for payment or travel support. Ask the study team what's actually covered (payment for your time, travel, parking, or other study costs), and never join a trial for the compensation alone.
Questions & answers
Do participants get paid in this trial?
This study's listing includes signals that participants may be compensated or receive a stipend. Amounts vary and are set by the study team, so confirm the details with them.
Is it free to join, and do I need insurance?
Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part, but confirm specifics with the study team.
How long does this study last?
The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.
Who can join this trial?
This study is enrolling all sexes, 40 years to 65 years. The study team makes the final eligibility decision.
Where is this trial taking place?
This study is enrolling now at Pittsburgh, Pennsylvania, United States. Enter your location above to see the nearest enrolling site and check your eligibility.
Explore other conditions
BridgeMD is an information and trial-matching tool that is independent of the study sponsor. Details come from ClinicalTrials.gov. The study team decides eligibility, and your own doctor gives medical advice.