[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100381561":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":25,"centralContacts":29,"locations":35,"responsibleParty":53,"collaborators":18,"id":55,"slug":56,"hasResults":57,"nctId":58,"briefTitle":59,"officialTitle":60,"acronym":18,"eligibilityCriteria":61,"healthyVolunteers":57,"sex":62,"minAge":63,"maxAge":64,"enrollmentInfo":65,"targetDuration":18,"studyType":68,"phases":69,"briefSummary":71,"conditions":72,"keywords":74,"overallStatus":38,"whyStopped":18,"lastUpdateSubmitDate":78,"lastUpdatePostDateStruct":79,"startDateStruct":82,"completionDateStruct":84,"leadSponsor":86,"locationsCount":87},{"fullName":5,"class":6},"University of Oklahoma","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Intraoperative ketamine infusion","ACTIVE_COMPARATOR","Subjects in this group will receive standard anesthesia during surgery and a dose of ketamine at 0.3 mg\u002Fkg IV bolus prior to surgical incision. If the procedure lasts more than 1 hour, an additional bolus dose will be given.",[13],"Drug: Ketamine",{"label":15,"type":16,"description":17,"interventionNames":18},"Control group","NO_INTERVENTION","This group will only receive the standard anesthesia during surgery with no ketamine.",null,[20],{"type":21,"name":22,"description":23,"armGroupLabels":24,"otherNames":18},"DRUG","Ketamine","Standard general anesthesia PLUS ketamine will be given for post-operative analgesia",[9],[26],{"name":27,"affiliation":5,"role":28},"Steven N Carter, MD","PRINCIPAL_INVESTIGATOR",[30],{"name":27,"role":31,"phone":32,"phoneExt":33,"email":34},"CONTACT","405-271-8001","55000","steven-carter@ouhsc.edu",[36],{"facility":37,"status":38,"city":39,"state":40,"zip":41,"country":42,"countryCode":43,"cosmosGeoPoint":44,"geoPoint":49,"contacts":50},"University of Oklahoma Health Sciences Center","RECRUITING","Oklahoma City","Oklahoma","73104","United States","US",{"type":45,"coordinates":46},"Point",[47,48],-97.51643,35.46756,{"lat":48,"lon":47},[51],{"name":52,"role":31,"phone":32,"phoneExt":33,"email":34},"Steven Carter",{"type":54,"investigatorFullName":18,"investigatorTitle":18,"investigatorAffiliation":18,"oldNameTitle":18,"oldOrganization":18},"SPONSOR","100381561","phase-4-ketamine-for-post-operative-analgesia-in-hemorrhoidectomy-100381561",false,"NCT04248205","Ketamine for Post-operative Analgesia in Hemorrhoidectomy","Intra-operative Use of Ketamine for Post-Operative Analgesia in Patients Undergoing Hemorrhoidectomy: A Prospective, Randomized Controlled Trial.","Inclusion Criteria:\n\n* Adults aged 18-100\n* Undergoing a hemorrhoidectomy for Grade III or IV hemorrhoids.\n\nExclusion Criteria:\n\n* Inability to undergo general anesthesia\n* Contraindications to hemorrhoidectomy\n* History of schizophrenia or other hallucinatory psychiatric illnesses\n* History of psychosis\n* Chronic narcotic usage defined as either having a pain contract with a pain management specialist and no narcotic usage for one month prior to hemorrhoidectomy.","ALL","18 Years","100 Years",{"count":66,"type":67},100,"ESTIMATED","INTERVENTIONAL",[70],"PHASE4","This is a prospective, randomized study of ketamine versus no ketamine in approximately 100 patients undergoing hemorrhoidectomy for Grade III or IV hemorrhoids. The participants will be blinded to which treatment arm they are assigned, because participants will be under anesthesia when the ketamine is administered. The investigators will know whether the participant receives ketamine or not.",[73],"Hemorrhoids",[75,76,77],"hemorrhoidectomy","ketamine","post operative pain","2026-03-26",{"date":80,"type":81},"2026-04-01","ACTUAL",{"date":83,"type":81},"2020-06-15",{"date":85,"type":67},"2027-07",{"name":5,"class":6},1]