This study is being done to look at the efficacy and safety of NNC0487-0111 in participants with excess body weight and obstructive sleep apnoea not treated with positive airway pressure lose weight and improve sleep apnoea. There are 2 study treatments in this study taken as injections under the skin once a week. Participants will either get NNC0487-0111, (the treatment being tested) or Placebo (a treatment that has no active medicine in it) and which treatment participants get is decided by chance.
Male or female (sex at birth)
Age 18 years or above at the time of signing informed consent
Previously diagnosed moderate-to-severe OSA with an AHI ≥ 15, as diagnosed with polysomnography (PSG), home sleep apnoea test (HSAT), or other method that meets local guidelines prior to screening
Glycated haemoglobin (HbA1c) ≥ 6.5% (48 mmol/mol) as measured by the central laboratory at screening
History of type 1 or type 2 diabetes mellitus as declared by the participant or reported in the medical records
Any planned or previous surgery within 90 days prior to screening for sleep apnoea, including septoplasty, turbinoplasty, or other ear, nose, and throat surgeries, including tonsillectomy and adenoidectomy
Significant craniofacial abnormalities that may affect breathing at baseline, for example Treacher Collins syndrome and Pierre Robin Sequence