Evidence map›Paper›PMID 39245740›Full record

Trial reportBMC oral health2024

Kinetics of fluoride after brushing with the no-rinse method.

Tipparat Parakaw, Sirada Srihirun, Pornpen Dararat, Nisarat Ruangsawasdi

Abstract readClinical Trial, Phase IRandomized Controlled Trial
In one paragraph

Trial report in BMC oral health, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Tipparat ParakawDepartment of Pharmacology, Faculty of Dentistry, Mahidol University, Bangkok, Thailand.
Sirada SrihirunDepartment of Pharmacology, Faculty of Dentistry, Mahidol University, Bangkok, Thailand.
Pornpen DararatDepartment of Pharmacology, Faculty of Dentistry, Mahidol University, Bangkok, Thailand.
Nisarat RuangsawasdiDepartment of Pharmacology, Faculty of Dentistry, Mahidol University, Bangkok, Thailand. nisarat.rua@mahidol.ac.th.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundFluoride plays a vital role in preventing dental caries, with its addition to oral care products significantly promoting oral hygiene. A no-rinse brushing method aims to increase fluoride retention in the oral cavity, as rinsing with water decreases fluoride levels in saliva, which could affect remineralization. While the no-rinse brushing method holds promise for improving fluoride retention in the oral cavity, critical inquiries persist regarding its safety. This study investigated the kinetics of oral fluoride and potential risks to fully assess its effectiveness and implications for oral health.

methodsTen healthy adults participated in a crossover study comparing the no-rinse with the rinse method. All subjects followed American Dental Association (ADA) brushing guidelines. Levels of fluoride in saliva (supernatant and sediment) and urine were measured over time, and plasma fluoride was measured one hour after brushing. Pharmacokinetic parameters were also calculated from the data.

resultsParticipants using the no-rinse method had higher fluoride levels in supernatant immediately and up to 30 min post-brushing compared to the rinse method. Fluoride levels in sediment were higher only immediately after brushing. The total fluoride concentration in saliva remained elevated for up to 5 min with the no-rinse method. Systemic fluoride absorption showed no significant difference between the two methods based on blood and urine analysis.

conclusionThis research indicates that the no-rinse method can enhance fluoride retention in the oral cavity for up to 30 min after a single brushing. In addition, our findings suggest that this method does not significantly influence systemic fluoride levels or toxicity. REGISTRY: Thai Clinical Trials Registry, TCTR ( http://thaiclinicaltrials.org ). CLINICAL TRIAL REGISTRATION NUMBER: TCTR20231104001 (4/11/2023).

Indexed as

Cross-Over StudiesFluoridesSalivaToothbrushingAdultCariostatic AgentsFemaleHumansMaleYoung AdultCariostatic AgentsFluoridesAdultsFluorideKineticsNo-rinsePlasmaSalivaUrine

Identifiers

PMID39245740
PMCPMC11382452

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.