Clinical trialNCT00268138UnknownPhase 4Interventional

Elmex Gel Efficacy in Preventing White Spot Lesions

SponsorHadassah Medical OrganizationEnrollment314Dental Caries

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

the objective of this phase IV study: to establish the efficacy of elmex gel with a fluoride concentration of 1.25% compared with placebo by determining prevention of white spot lesions in patients wearing fixed orthodontic appliances.

clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Meir Redlich, DMD PhD
Hadassah Medical Center, Dept of Orthodontics
Principal Investigator
clinicaltrials.gov ↗
Paul George Jost-Brinkmann, Prof
Charite - Berlin, Dept of Orthodontics, Center of Dentistry
Principal Investigator
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

2 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

Germany

Charite University
Berlin, Germany
Recruiting

Israel

Hadassah Medical Organization, Jerusalem, Israel
Jerusalem, Israel
Meir Redlich, DMD PhD
Recruiting

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

Elmex gel

Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 30 Apr 2006
Primary completion: 31 Dec 2010
Completion: 31 Dec 2010
Last update posted: 18 Feb 2009
Registered enrollment: 314
Registry id: NCT00268138

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.