Buprenorphine and lorazepam.
D014151:Anti-Anxiety Agents / Q000009:adverse effects*; D002047:Buprenorphine / Q000009:adverse effects*; D004347:Drug Interactions; D006801:Humans; D008140:Lorazepam / Q000009:adverse effects*; D008297:Male; D008875:Middle Aged; D009019:Morphinans / Q000009:adverse effects*; D012894:Sleep Stages / Q000187:drug effects; D013997:Time Factors
D014151:Anti-Anxiety Agents; D009019:Morphinans; D002047:Buprenorphine; D008140:Lorazepam