Intravenous metamizole has a greater analgesic efficacy than paracetamol following THA
Treatment of postoperative pain after total hip arthroplasty: comparison between metamizol and paracetamol as adjunctive to opioid analgesics-prospective, double-blind, randomised studyArch Orthop Trauma Surg. 2014 May;134(5):631-6. doi: 10.1007/s00402-014-1979-7. Epub 2014 Mar 28.
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94 patients scheduled to undergo total hip arthroplasty were randomized to receive patient-controlled morphine paired with either intravenous metamizole or paracetamol as the postoperative analgesic regimen. The purpose of this study was to compare these two pharmacological interventions with respect to analgesic efficacy over the first 24 postoperative hours. Results indicated that patients in th...
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