[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100595739":3},{"organization":4,"armGroups":7,"interventions":20,"overallOfficials":31,"centralContacts":35,"locations":40,"responsibleParty":78,"collaborators":26,"id":81,"slug":82,"hasResults":83,"nctId":84,"briefTitle":85,"officialTitle":85,"acronym":26,"eligibilityCriteria":86,"healthyVolunteers":83,"sex":87,"minAge":88,"maxAge":26,"enrollmentInfo":89,"targetDuration":26,"studyType":92,"phases":93,"briefSummary":95,"conditions":96,"keywords":98,"overallStatus":63,"whyStopped":26,"lastUpdateSubmitDate":105,"lastUpdatePostDateStruct":106,"startDateStruct":109,"completionDateStruct":111,"leadSponsor":113,"locationsCount":114},{"fullName":5,"class":6},"Al-Azhar University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Melatonin Group","ACTIVE_COMPARATOR","a 6 mg sublingual tablet of melatonin will be administered for all patients at 60 minutes before surgery.",[13],"Drug: Sublingual Melatonin",{"label":15,"type":16,"description":17,"interventionNames":18},"Placebo Group","PLACEBO_COMPARATOR","the participants will be received a visually identical tablet containing inert ingredients at 60 minutes before surgery.",[19],"Drug: Sublingual Placebo",[21,27],{"type":22,"name":23,"description":24,"armGroupLabels":25,"otherNames":26},"DRUG","Sublingual Melatonin","Participants in this group received 3 mg of sublingual melatonin, administered 60 minutes before cataract surgery. The melatonin was given in the form of a rapidly dissolving sublingual tablet to enhance bioavailability and ensure consistent preoperative absorption. The goal of the intervention was to reduce preoperative anxiety, improve sedation level, and stabilize hemodynamic parameters. The melatonin tablets were indistinguishable in appearance from the placebo and were prepared and dispensed by a pharmacy technician not involved in data collection or patient care",[9],null,{"type":22,"name":28,"description":29,"armGroupLabels":30,"otherNames":26},"Sublingual Placebo","Participants in this group received an identical-appearing sublingual placebo tablet containing inert ingredients, administered 60 minutes before cataract surgery. The placebo was visually indistinguishable from the melatonin tablets and was used to maintain double blinding in the trial. Tablets were prepared by the pharmacy team to ensure concealment and eliminate bias. This group was designed to serve as a control to evaluate the effectiveness of sublingual melatonin on anxiety and sedation levels in elderly patients",[15],[32],{"name":33,"affiliation":5,"role":34},"Neveen A Kohaf, PhD","PRINCIPAL_INVESTIGATOR",[36],{"name":33,"role":37,"phone":38,"phoneExt":26,"email":39},"CONTACT","+201060383012","nevenabdo@azhar.edu.eg",[41,62],{"facility":5,"status":42,"city":43,"state":44,"zip":45,"country":44,"countryCode":46,"cosmosGeoPoint":47,"geoPoint":52,"contacts":53},"NOT_YET_RECRUITING","Cairo","Egypt","11865","EG",{"type":48,"coordinates":49},"Point",[50,51],31.24967,30.06263,{"lat":51,"lon":50},[54,57,61],{"name":55,"role":37,"phone":56,"phoneExt":26,"email":39},"Neveen Kohaf, PhD","01060383012",{"name":58,"role":37,"phone":59,"phoneExt":26,"email":60},"Haider Hamza, M.D","+9647811593388","hussein.hussein@alayen.edu.iq",{"name":58,"role":34,"phone":26,"phoneExt":26,"email":26},{"facility":5,"status":63,"city":64,"state":65,"zip":66,"country":67,"countryCode":68,"cosmosGeoPoint":69,"geoPoint":73,"contacts":74},"RECRUITING","Baghdad","Baghdad Governorate","10011","Iraq","IQ",{"type":48,"coordinates":70},[71,72],44.40088,33.34058,{"lat":72,"lon":71},[75],{"name":76,"role":37,"phone":77,"phoneExt":26,"email":39},"Neveen","01069482380",{"type":34,"investigatorFullName":79,"investigatorTitle":80,"investigatorAffiliation":5,"oldNameTitle":26,"oldOrganization":26},"Neveen Abd El Maksoad Kohaf","Lecturer of clinical pharmacy","100595739","phase-4-the-use-of-sublingual-melatonin-premedication-in-geriatric-cataract-surgery-100595739",false,"NCT07036367","The Use of Sublingual Melatonin Premedication in Geriatric Cataract Surgery","Inclusion Criteria:\n\n* • Age ≥ 60 years\n\n  * American Society of Anesthesiologists (ASA) physical status I-III\n  * Scheduled for unilateral cataract surgery under local anesthesia\n  * Ability to understand and complete study-related questionnaires\n\nExclusion Criteria:\n\n* • Known allergy or hypersensitivity to melatonin\n\n  * Chronic use of sedatives, hypnotics, or anxiolytics\n  * History of sleep disorders or psychiatric illness\n  * Visual or hearing impairment that would hinder communication\n  * Emergency surgery or anticipated intraoperative complications","ALL","60 Years",{"count":90,"type":91},60,"ESTIMATED","INTERVENTIONAL",[94],"PHASE4","Cataract surgery is routinely performed with anesthesia care, whereas anesthesia care for other elective, low-risk, outpatient procedures is applied more selectively. We hypothesize that sublingual melatonin will provide superior anxiolysis and sedation while maintaining a high safety profile and minimizing hemodynamic disturbances.",[97],"Cataract Surgery Anesthesia",[99,100,101,102,103,104],"Melatonin","Geriatric","Cataract Surgery","Premedication","Sedation","anxiety","2026-01-04",{"date":107,"type":108},"2026-01-07","ACTUAL",{"date":110,"type":108},"2025-09-01",{"date":112,"type":91},"2026-06-15",{"name":5,"class":6},2]