[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100632148":3},{"organization":4,"armGroups":7,"interventions":25,"overallOfficials":40,"centralContacts":45,"locations":55,"responsibleParty":73,"collaborators":31,"id":76,"slug":77,"hasResults":78,"nctId":79,"briefTitle":80,"officialTitle":81,"acronym":31,"eligibilityCriteria":82,"healthyVolunteers":83,"sex":84,"minAge":85,"maxAge":86,"enrollmentInfo":87,"targetDuration":31,"studyType":90,"phases":91,"briefSummary":93,"conditions":94,"keywords":97,"overallStatus":102,"whyStopped":31,"lastUpdateSubmitDate":103,"lastUpdatePostDateStruct":104,"startDateStruct":107,"completionDateStruct":109,"leadSponsor":111,"locationsCount":112},{"fullName":5,"class":6},"Cairo University","OTHER",[8,14,19],{"label":9,"type":10,"description":11,"interventionNames":12},"Participants receive topical tannic acid mucoadhesive gel.","EXPERIMENTAL","tannic acid mucoadhesive gel applied intraorally prior to the dental procedure to evaluate its effectiveness in reducing gag reflex",[13],"Drug: Tannic Acid Mucoadhesive Gel (Topical)",{"label":15,"type":10,"description":16,"interventionNames":17},"Participants receive topical zinc acetate mucoadhesive gel","zinc acetate mucoadhesive gel applied intraorally prior to the dental procedure to assess its effect on gag reflex reduction.",[18],"Drug: Zinc Acetate Mucoadhesive Gel (Topical)",{"label":20,"type":21,"description":22,"interventionNames":23},"Participants receive topical lidocaine gel","ACTIVE_COMPARATOR","lidocaine gel applied intraorally prior to the dental procedure as a standard treatment comparator for gag reflex control",[24],"Drug: Lidocaine Gel (Topical)",[26,32,36],{"type":27,"name":28,"description":29,"armGroupLabels":30,"otherNames":31},"DRUG","Tannic Acid Mucoadhesive Gel (Topical)","A mucoadhesive gel containing tannic acid at a specified concentration is applied topically to the oral mucosa prior to the dental procedure. The gel is intended to reduce gag reflex through its astringent and protein-precipitating properties.",[9],null,{"type":27,"name":33,"description":34,"armGroupLabels":35,"otherNames":31},"Zinc Acetate Mucoadhesive Gel (Topical)","A mucoadhesive gel containing zinc acetate at a specified concentration is applied topically to the oral mucosa before the dental procedure. The formulation is used to evaluate its potential effect in reducing gag reflex.",[15],{"type":27,"name":37,"description":38,"armGroupLabels":39,"otherNames":31},"Lidocaine Gel (Topical)","A topical lidocaine gel at an appropriate concentration is applied to the oral mucosa prior to the dental procedure as a standard local anesthetic agent for gag reflex suppression.",[20],[41],{"name":42,"affiliation":43,"role":44},"Mahmoud Hamdy Eid, Professor","Faculty of Dentistry, Cairo University, Cairo, Egypt","PRINCIPAL_INVESTIGATOR",[46,51],{"name":47,"role":48,"phone":49,"phoneExt":31,"email":50},"Sara Usama Elkholy, Dental degree","CONTACT","01019603286","Sara.osama@dentistry.cu.edu.eg",{"name":52,"role":48,"phone":53,"phoneExt":31,"email":54},"Mohamed Atef Abdelhakim, Dental","01154059058","vertigo15.ma@gmail.com",[56],{"facility":57,"status":31,"city":58,"state":31,"zip":31,"country":59,"countryCode":60,"cosmosGeoPoint":61,"geoPoint":66,"contacts":67},"Faculty of dentistry Cairo university","Cairo","Egypt","EG",{"type":62,"coordinates":63},"Point",[64,65],31.24967,30.06263,{"lat":65,"lon":64},[68,72],{"name":69,"role":48,"phone":70,"phoneExt":31,"email":71},"Faculty Of Cairo university","01002159535","info@dentistry.cu.edu.eg",{"name":42,"role":44,"phone":31,"phoneExt":31,"email":31},{"type":44,"investigatorFullName":74,"investigatorTitle":75,"investigatorAffiliation":5,"oldNameTitle":31,"oldOrganization":31},"Sara usama kamal Ali elkholy","Dentist","100632148","mucoadhesive-gels-in-controlling-gag-reflex-among-children-during-dental-radiographic-examination-100632148",false,"NCT07509918","Mucoadhesive Gels in Controlling Gag Reflex Among Children During Dental Radiographic Examination","Clinical Efficacy of Three Mucoadhesive Gels in Controlling Gag Reflex Among Children Aged 8-10 Years During Radiographic Examination:A Randomized Pilot Clinical Trial","Inclusion Criteria:\n\n* The study will include children aged between 8 and 10 years .\n* Pediatric dental patients requiring intraoral radiographs for diagnostic or treatment purposes will be recruited.\n* Children present with a fully erupted maxillary last molar to allow standardized placement of the radiographic film for gag reflex stimulation.\n* Written informed consent will be obtained from parents or legal guardians before participation.\n\nExclusion Criteria:\n\n* Children with systemic diseases or neurological disorders that may influence gag reflex,such as epilepsy or cerebral palsy.\n* Those with a history of allergies to the materials that will be used in the study gels are not considered eligible.\n* Patients with acute respiratory infections, oropharyngeal inflammation, or enlarged tonsils at the time of the examination are excluded to avoid confounding variables.\n* Children taking medications known to modify gag reflex or pulse rate, such as sedatives or antihistamines, are not included.\n* Uncooperative or extremely anxious children, classified as Frankl ratings 1 or 2, are excluded",true,"ALL","8 Years","10 Years",{"count":88,"type":89},66,"ESTIMATED","INTERVENTIONAL",[92],"NA","This randomized clinical trial compares tannic acid-zinc acetate mucoadhesive gel with lidocaine gel for reducing gag reflex in children aged 8-10 years during radiographic dental examination Gag reflex severity and pulse rate will be assessed before and after gel application. The study evaluates the effectiveness of the tested gel as a potential alternative to lidocaine.",[95,96],"Gag Reflex","Child",[98,99,100,101],"Gag reflex","Radiographic dental examination","Pediatric dentistry","Mucoadhesive gels","NOT_YET_RECRUITING","2026-04-02",{"date":105,"type":106},"2026-04-08","ACTUAL",{"date":108,"type":89},"2026-09-01",{"date":110,"type":89},"2026-11-01",{"name":5,"class":6},1]