Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of BIIB133 (Dapirolizumab Pegol) in Healthy Japanese and Caucasian Participants

ClinicalTrials.gov ID: NCT04571424

Public ClinicalTrials.gov record NCT04571424. 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 Sep 12, 2026, 4:19 AM EDT

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

Official title

Phase 1, Randomized, Blinded, Placebo-Controlled, Single-Dose Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Dapirolizumab Pegol (BIIB133) in Healthy Japanese and Caucasian Study Participants

Brief summary

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

The primary objective of the study is to assess the safety and tolerability of a single intravenous (IV) dose of dapirolizumab pegol (DZP) in Japanese healthy study participants compared with those of Caucasian healthy study participants. The secondary objectives of the study are to assess the pharmacokinetic(s) (PK) of a single IV dose of DZP in Japanese and Caucasian healthy study participants, to evaluate ethnic sensitivity on the PK of DZP between body weight- and gender-matched Japanese and Caucasian healthy study participants and to evaluate the immunogenicity of a single IV dose of DZP in Japanese and Caucasian healthy study participants.

Study identification

NCT ID
NCT04571424
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Biogen
Industry
Enrollment
33 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 55 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

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

Study timeline

Start date
Oct 13, 2020
Primary completion
Apr 7, 2021
Completion
Apr 7, 2021
Last update posted
Apr 17, 2023

2020 – 2021

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Anaheim Clinical Trials Anaheim California 92801

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04571424, 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 Apr 17, 2023 · Synced Sep 12, 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 NCT04571424 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →