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Terminated Phase 3 Interventional Results available

A Study of PRN1008 in Patients With Pemphigus

ClinicalTrials.gov ID: NCT03762265

Public ClinicalTrials.gov record NCT03762265. 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 Oct 22, 2026, 12:12 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

A Randomized, Double-Blind, Placebo-Controlled, Multicenter Trial to Evaluate the Efficacy and Safety of Oral BTK Inhibitor Rilzabrutinib (PRN1008) in Moderate to Severe Pemphigus

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This was a Phase 3 randomized, parallel-group, double-blind, placebo-controlled trial (blinded treatment \[BT\] period) followed by an open-label extension \[OLE\] period intended to evaluate the efficacy and safety of oral PRN1008 in moderate to severe pemphigus. After completing the open-label extension period, eligible participants might continue in a long term extension (LTE) Period of 48 weeks.

Study identification

NCT ID
NCT03762265
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 3
Enrollment
131 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 80 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 8, 2019 (Actual)
Primary completion
Jul 30, 2021 (Actual)
Completion
Dec 17, 2021 (Actual)
Last update posted
Aug 2, 2023

2019 – 2021

United States locations

U.S. sites
14
U.S. states
10
U.S. cities
12
Facility City State ZIP Site status
Central Recruiting (Principia Biopharma) Boca Raton Florida 33433 —
Central Recruiting (Principia Biopharma) Coral Gables Florida 33134 —
Central Recruiting (Principia Biopharma) Atlanta Georgia 30322 —
Central Recruiting (Principia Biopharma) Ann Arbor Michigan 48103 —
Central Recruiting (Principia Biopharma) Ann Arbor Michigan 48109 —
Central Recruiting (Principia Biopharma) Rochester Minnesota 55905 —
Central Recruiting (Principia Biopharma) Albuquerque New Mexico 87131 —
Central Recruiting (Principia Biopharma) New York New York 10016 —
Central Recruiting (Principia Biopharma) New York New York 10028 —
Central Recruiting (Principia Biopharma) Chapel Hill North Carolina 27599 —
Central Recruiting (Principia Biopharma) Durham North Carolina 27710 —
Central Recruiting (Principia Biopharma) Cleveland Ohio 44106 —
Central Recruiting (Principia Biopharma) Austin Texas 78705 —
Central Recruiting (Principia Biopharma) Murray Utah 84107 —

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 74 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03762265, 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 Aug 2, 2023 · Synced Oct 22, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT03762265 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →