# Fluoride Retention in the Mouth of Older Adults

> **NCT04239872** · PHASE1 · COMPLETED · sponsor: **University of Michigan** · enrollment: 20 (actual)

## Conditions studied

- Hyposalivation

## Interventions

- **DRUG:** Fluoride mouthwash
- **DRUG:** Calcium and fluoride mouthwash

## Key facts

- **NCT ID:** NCT04239872
- **Lead sponsor:** University of Michigan
- **Sponsor class:** OTHER
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-03-11
- **Primary completion:** 2021-04-05
- **Final completion:** 2021-04-05
- **Target enrollment:** 20 (ACTUAL)
- **Last updated:** 2023-01-31


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04239872

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04239872, "Fluoride Retention in the Mouth of Older Adults". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT04239872. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*