{"id":"oxygen-nitrous-oxide-equimolar-mix","safety":{"commonSideEffects":[{"rate":null,"effect":"Dizziness or lightheadedness"},{"rate":null,"effect":"Nausea and vomiting"},{"rate":null,"effect":"Euphoria or dissociation"},{"rate":null,"effect":"Headache"},{"rate":null,"effect":"Transient paresthesias"}]},"_chembl":null,"_dailymed":null,"mechanism":{"_ai_source":"claude-haiku-4.5","explanation":"Nitrous oxide acts as a dissociative anesthetic and analgesic by modulating NMDA receptors and releasing endogenous opioids, while the oxygen component ensures adequate tissue oxygenation and prevents hypoxia. This combination is commonly used for acute pain relief and anxiolysis in emergency and procedural settings, with rapid onset and offset due to the gases' pharmacokinetic properties.","oneSentence":"An equimolar mixture of oxygen and nitrous oxide provides rapid analgesia and anxiolysis through nitrous oxide's effects on central nervous system receptors while maintaining adequate oxygenation.","_ai_confidence":"high"},"_scrapedAt":"2026-03-27T23:59:20.796Z","_scrapedBy":"cloudflare-swarm","_wikipedia":null,"indications":{"approved":[{"name":"Acute pain relief in emergency settings"},{"name":"Anxiolysis and analgesia during minor procedures"},{"name":"Trauma pain management"}]},"trialDetails":[{"nctId":"NCT02573987","phase":"PHASE4","title":"MEOPA Versus Local Anesthesia for Analgesia During Chorionic Villus Sampling.","status":"COMPLETED","sponsor":"Hospital St. Joseph, Marseille, France","startDate":"2013-03-13","conditions":"Pain","enrollment":192}],"_emaApprovals":[],"_faersSignals":[],"_approvalHistory":[],"publicationCount":0,"rwe":[],"genericFilers":[],"relatedDrugs":[],"labelChanges":[],"biosimilarFilings":[],"pricing":[],"formularyStatus":[],"manufacturing":[],"companionDiagnostics":[],"competitors":[],"timeline":[],"patents":[],"ownershipHistory":[],"trials":[],"biosimilars":[],"latestUpdates":[],"references":[],"tags":[],"ecosystem":[],"genericManufacturerList":[],"offLabel":[],"developmentCodes":[],"aliases":["MEOPA"],"phase":"marketed","status":"active","brandName":"Oxygen/nitrous oxide equimolar mix","genericName":"Oxygen/nitrous oxide equimolar mix","companyName":"Hospital St. Joseph, Marseille, France","companyId":"hospital-st-joseph-marseille-france","modality":"Small molecule","firstApprovalDate":"","aiSummary":"An equimolar mixture of oxygen and nitrous oxide provides rapid analgesia and anxiolysis through nitrous oxide's effects on central nervous system receptors while maintaining adequate oxygenation. Used for Acute pain relief in emergency settings, Anxiolysis and analgesia during minor procedures, Trauma pain management.","enrichmentLevel":3,"visitCount":0,"trialStats":{"total":0,"withResults":0},"verificationStatus":"verified","dataCompleteness":{"mechanism":true,"indications":true,"safety":true,"trials":true,"score":4}}