# A Dose-finding Study to Evaluate mRNA-3210 in Participants With Phenylketonuria

> **NCT06147856** · PHASE1,PHASE2 · WITHDRAWN · sponsor: **ModernaTX, Inc.**

## Conditions studied

- Phenylketonuria

## Interventions

- **DRUG:** mRNA-3210

## Key facts

- **NCT ID:** NCT06147856
- **Lead sponsor:** ModernaTX, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1,PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2024-03-29
- **Primary completion:** 2026-08-10
- **Final completion:** 2027-08-05
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** The Sponsor no longer intends to recruit to this study.
- **Last updated:** 2024-10-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06147856

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06147856, "A Dose-finding Study to Evaluate mRNA-3210 in Participants With Phenylketonuria". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT06147856. Licensed CC0.

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