ClinicalTrials.gov record
Active, not recruiting Phase 3 Interventional

Pediatric Patients Aged 4 to 11 Years With APDS

ClinicalTrials.gov ID: NCT05438407

Public ClinicalTrials.gov record NCT05438407. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 6, 2026, 2:38 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

An Open-label, Single Arm Study of the Safety, Pharmacokinetics, Pharmacodynamics, and Efficacy of Leniolisib in Pediatric Patients Aged 4 to 11 Years With Activated Phosphoinositide 3-Kinase Delta Syndrome Followed by an Open-label Long-term Extension

Study identification

NCT ID
NCT05438407
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 3
Lead sponsor
Pharming Technologies B.V.
Industry
Enrollment
15 participants

Conditions and interventions

Conditions

Interventions

  • Leniolisib Drug

Drug

Eligibility (public fields only)

Age range
4 Years to 11 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 31, 2023
Primary completion
Nov 29, 2026
Completion
Dec 29, 2026
Last update posted
May 5, 2026

2023 – 2026

United States locations

U.S. sites
4
U.S. states
3
U.S. cities
4
Facility City State ZIP Site status
University of California Los Angeles Los Angeles California 90095
Stanford University Standford California 94305-5366
Children's Healthcare of Atlanta Atlanta Georgia 30322
National Institutes of Health Bethesda Maryland 20814

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 3 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05438407, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 5, 2026 · Synced May 6, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05438407 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →