About this trial
This pilot study will establish the feasibility of a larger trial to investigate whether reboxetine, a medication used to treat depression, can reduce the severity of obstructive sleep apnea (OSA) including increased blood oxygenation in post-surgical OSA patients where positive airway pressure (CPAP) therapy is either frequently poorly tolerated or not an option immediately post surgery. In this randomized, placebo-controlled, double-blind study, participants will use at-home sleep monitoring equipment before and after surgery plus measures of oxygenation. They will be prescribed either reboxetine or a placebo for seven days after surgery and complete questionnaires at the beginning and end of the study.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age >18 years
Undergoing elective upper airway surgery
History of obstructive sleep apnoea (OSA)
Disqualifiers
Clinically significant cardiac disease (e.g., arrhythmia, coronary artery disease, or cardiac failure)
History of clinically significant urinary retention, bladder outlet obstruction, or benign prostatic hyperplasia
Poorly controlled hypertension
Epilepsy
Trial design
Crossover
Treatments tested in this trial
Reboxetine 4 MG Oral Tablet
Drug7 nightly doses (4mg) to commence after surgery.
Placebo
Drug7 nightly doses to commence after surgery.
Treatment groups
Trial outcomes
Primary outcomes
Treatment protocol adherence
The percentage of total doses of the study drug (reboxetine or placebo) that were taken versus prescribed (assessed via pill counts) for this feasibility study.
Data capture efficiency
The percentage of successful data collection nights versus missed nights of at-home oximetry for this feasibility study.
Secondary outcomes
Oxygen desaturation index (ODI)
Number of times per hour that a participant has a drop in blood oxygen levels during sleep
nadir SpO2
The lowest oxygen saturation value the patient drops to in a night.
Time spent below 90% SpO2
The total amount of time per night for which oxygen saturation falls below 90%.
mean SpO2
Average nightly oxygen level
Other outcomes
Reboxetine-related side effects
Documented via adverse-event forms.
Sponsors and contacts
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Flinders University
Lead sponsor
Flinders Medical Centre
Collaborator