{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,29]],"date-time":"2026-09-29T15:16:22Z","timestamp":1790694982606,"version":"4.1.0"},"reference-count":41,"publisher":"European Respiratory Society (ERS)","issue":"3","license":[{"start":{"date-parts":[[2020,7,1]],"date-time":"2020-07-01T00:00:00Z","timestamp":1593561600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"funder":[{"DOI":"10.13039\/100019210","name":"University Health Network Foundation","doi-asserted-by":"crossref","id":[{"id":"10.13039\/100019210","id-type":"DOI","asserted-by":"crossref"}]},{"name":"Ontario Ministry of Health and Long-Term Care Innovation Fund"},{"name":"University Health Network-Mount Sinai Hospital"}],"content-domain":{"domain":["publications.ersnet.org"],"crossmark-restriction":true},"short-container-title":["ERJ Open Res"],"accepted":{"date-parts":[[2020,5,13]]},"published-print":{"date-parts":[[2020,7]]},"abstract":"<jats:sec>\n<jats:title>Background<\/jats:title>\n<jats:p>The concurrent use of sedating centrally acting drugs and opioids by chronic pain patients occurs routinely despite concerns of negative impacts on respiration during sleep. The effects of centrally acting drugs and opioids on sleep apnoea have not been well characterised. The objective of this study was to assess the effect of concomitant centrally acting drugs and opioids on the prevalence and severity of sleep apnoea in chronic pain patients.<\/jats:p>\n<\/jats:sec>\n<jats:sec>\n<jats:title>Methods<\/jats:title>\n<jats:p>We conducted a prospective cohort study at five chronic pain clinics. Each participant underwent an in-laboratory polysomnography and daily morphine milligram equivalents were calculated. Participants were grouped into centrally acting drugs and opioid users\n<jats:italic>versus<\/jats:italic>\nsole opioid users.<\/jats:p>\n<\/jats:sec>\n<jats:sec>\n<jats:title>Results<\/jats:title>\n<jats:p>Of the 332 consented participants, 204 underwent polysomnography and 120 (58.8%) had sleep apnoea (72% obstructive, 20% central, and 8% indeterminate sleep apnoea). Overall, 35% (71 of 204) were taking opioids alone, and 65% (133 of 204) were taking centrally acting drugs and opioids. There was a 69% decrease in the odds of having sleep apnoea (apnoea\ufffdhypopnoea index =5 events\ufffdh\n<jats:sup>-1<\/jats:sup>\n) in participants taking benzodiazepine\/opioids\n<jats:italic>versus<\/jats:italic>\nsole opioid users (OR 0.31, 95% CI:0.12\ufffd0.80, p=0.015). Additionally, concomitant benzodiazepine\/opioids\n<jats:italic>versus<\/jats:italic>\nsole opioid use was associated with a decrease in respiratory arousal index scores (p=0.03). Mean overnight\n<jats:italic>S<\/jats:italic>\n<jats:sub>pO\n<jats:sub>2<\/jats:sub>\n<\/jats:sub>\nwas approximately 1% lower in the concomitant benzodiazepine\/opioids group\n<jats:italic>versus<\/jats:italic>\nsole opioid users (93.1\ufffd2.5\n<jats:italic>versus<\/jats:italic>\n94.4\ufffd2.1%, p=0.01).<\/jats:p>\n<\/jats:sec>\n<jats:sec>\n<jats:title>Conclusion<\/jats:title>\n<jats:p>In chronic pain patients on opioids, administration of certain benzodiazepine sedatives induced a mild respiratory depression but paradoxically reduced sleep apnoea risk and severity by increasing the respiratory arousal threshold.<\/jats:p>\n<\/jats:sec>","DOI":"10.1183\/23120541.00093-2020","type":"journal-article","created":{"date-parts":[[2020,8,25]],"date-time":"2020-08-25T09:50:12Z","timestamp":1598349012000},"page":"00093-2020","update-policy":"https:\/\/doi.org\/10.1183\/ers-crossmark-policy","source":"Crossref","is-referenced-by-count":16,"title":["Concomitant benzodiazepine and opioids decrease sleep apnoea risk in chronic pain patients"],"prefix":"10.1183","volume":"6","author":[{"given":"Soodaba","family":"Mir","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jean","family":"Wong","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2372-965X","authenticated-orcid":false,"given":"Clodagh M.","family":"Ryan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Geoff","family":"Bellingham","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mandeep","family":"Singh","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rida","family":"Waseem","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3503-2363","authenticated-orcid":false,"given":"Danny J.","family":"Eckert","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Frances","family":"Chung","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"81","published-online":{"date-parts":[[2020,8,24]]},"reference":[{"key":"2024101707570997000_6.3.00093-2020.1","doi-asserted-by":"publisher","DOI":"10.1126\/science.aau1184"},{"key":"2024101707570997000_6.3.00093-2020.2","doi-asserted-by":"crossref","first-page":"469","DOI":"10.1016\/j.bpa.2017.05.004","article-title":"Opioids, respiratory depression, and sleep-disordered breathing","volume":"31","author":"Nagappa","year":"2017","journal-title":"Best Pract Res Clin Anaesthesiol"},{"key":"2024101707570997000_6.3.00093-2020.3","doi-asserted-by":"publisher","DOI":"10.1213\/ANE.0000000000000672"},{"key":"2024101707570997000_6.3.00093-2020.4","doi-asserted-by":"crossref","unstructured":"Farney R , Walker J . 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