Efficacy and Safety Study of Mavorixafor in Participants With Warts, Hypogammaglobulinemia, Infections, and Myelokathexis (WHIM) Syndrome
Public ClinicalTrials.gov record NCT03995108. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase 3, Randomized, Double-Blind, Placebo-Controlled, Multicenter Study of Mavorixafor in Patients With WHIM Syndrome With Open-Label Extension
Study identification
- NCT ID
- NCT03995108
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- X4 Pharmaceuticals
- Industry
- Enrollment
- 31 participants
Conditions and interventions
Conditions
Interventions
- Mavorixafor Drug
- Placebo Drug
Drug
Eligibility (public fields only)
- Age range
- 12 Years and older
- 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
- Oct 23, 2019
- Primary completion
- Dec 22, 2025
- Completion
- Dec 22, 2025
- Last update posted
- Jul 5, 2026
2019 – 2025
United States locations
- U.S. sites
- 6
- U.S. states
- 5
- U.S. cities
- 6
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of California San Diego Health/Rady Children's Hospital | San Diego | California | 92123 | — |
| California Dermatology Institute | Thousand Oaks | California | 91320 | — |
| University of Iowa | Iowa City | Iowa | 52242 | — |
| Johns Hopkins University Medical Center | Baltimore | Maryland | 21224 | — |
| University of Texas Southwestern Medical Center | Dallas | Texas | 75390-9020 | — |
| University of Washington Medical Center | Seattle | Washington | 98195 | — |
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 17 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03995108, 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 Jul 5, 2026 · Synced Jul 22, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03995108 live on ClinicalTrials.gov.