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Effects of noradrenergic and antimuscarinic agents on obstructive sleep apnoea (OSA) and upper airway muscle activity during sleep

Effects of noradrenergic and antimuscarinic agents on obstructive sleep apnoea (OSA) severity and upper airway muscle activity during sleep in OSA

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12617001326381
Enrollment
15
Registered
2017-09-15
Start date
2017-11-15
Completion date
2019-03-25
Last updated
2019-07-15

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

Conditions

None listed

Brief summary

This study aims to determine if a combined noradrenergic/antimuscarinic intervention changes sleep apnoea severity compared to placebo and the effects on pharyngeal muscle activity and other key sleep parameters.

Interventions

Reboxetine 4mg + Hyoscine 20mg taken orally just prior to sleep (single dose), 1 week washout. The study intervention for this acute, single night, in-laboratory, sleep study (polysomnography) to be performed at NeuRA will be administered by the researchers to ensure a adherence.

Sponsors

Neuroscience Research Australia (NeuRA)
Lead SponsorOther

Study design

Allocation
Randomised controlled trial
Intervention model
Crossover
Primary purpose
Treatment
Masking
Blinded (masking used) (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

Otherwise healthy men and women with obstructive sleep apnoea aged 18-65 years

Exclusion criteria

-Women lactating, pregnant or of childbearing potential who are not willing to avoid becoming pregnant during the study. -Patients with any other medical condition which may interfere in the evaluation of the study. -Patients with a previous history of addiction to alcohol or drugs. -Patients taking medications known to affect sleep or muscle activity.

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 15, 2026