# Acceptability and Tolerance of a Ready-to-use Protein Substitute in Tablet Form for the Dietary Management of Phenylketonuria

> **NCT04375592** · — · COMPLETED · sponsor: **metaX Institut fuer Diatetik GmbH** · enrollment: 10 (actual)

## Conditions studied

- Phenylketonurias
- Hyperphenylalaninaemia
- Tetrahydrobiopterin Deficiency

## Interventions

- **DIETARY_SUPPLEMENT:** Phenylalanine-free protein substitute in tablet form (XPhe minis)

## Key facts

- **NCT ID:** NCT04375592
- **Lead sponsor:** metaX Institut fuer Diatetik GmbH
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2021-02-01
- **Primary completion:** 2021-05-01
- **Final completion:** 2021-05-10
- **Target enrollment:** 10 (ACTUAL)
- **Last updated:** 2024-03-04

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04375592

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04375592, "Acceptability and Tolerance of a Ready-to-use Protein Substitute in Tablet Form for the Dietary Management of Phenylketonuria". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT04375592. Licensed CC0.

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