# Evaluation of Adenosine Deaminase (ADA) Enzyme Deficiency in Patients With Lymphopenia and/or Elevated Immunoglobulin E

> **NCT05300373** · — · UNKNOWN · sponsor: **TRPHARM** · enrollment: 100 (estimated)

## Conditions studied

- Adenosine Deaminase Deficiency

## Interventions

- **DIAGNOSTIC_TEST:** ADENOSINE DEAMINASE TEST

## Key facts

- **NCT ID:** NCT05300373
- **Lead sponsor:** TRPHARM
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-12-03
- **Primary completion:** 2022-01-03
- **Final completion:** 2023-12-03
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2022-03-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05300373

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05300373, "Evaluation of Adenosine Deaminase (ADA) Enzyme Deficiency in Patients With Lymphopenia and/or Elevated Immunoglobulin E". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT05300373. Licensed CC0.

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