# Velphoro and Impact on the Oral Cavity and Gut Microbiome

> **NCT03409757** · — · TERMINATED · sponsor: **RWTH Aachen University** · enrollment: 22 (actual)

## Conditions studied

- Hyperphosphatemia

## Interventions

- **DRUG:** Velphoro
- **OTHER:** saliva collection
- **OTHER:** Supragingival biofilm collection
- **OTHER:** stool collection
- **OTHER:** blood collection

## Key facts

- **NCT ID:** NCT03409757
- **Lead sponsor:** RWTH Aachen University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 2018-02-28
- **Primary completion:** 2020-10-06
- **Final completion:** 2020-10-06
- **Target enrollment:** 22 (ACTUAL)
- **Why stopped:** Insufficient Patient Recruitment
- **Last updated:** 2020-11-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03409757

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03409757, "Velphoro and Impact on the Oral Cavity and Gut Microbiome". Retrieved via AI Analytics 2026-05-30 from https://api.ai-analytics.org/clinical/NCT03409757. Licensed CC0.

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