Actively Recruiting

Phase 1
Age: 18Years +
All Genders
NCT07230353

A Phase 1b Open-label Study to Evaluate Safety of Plamotamab in Participants With Rheumatoid Arthritis

Led by Xencor, Inc. · Updated on 2026-04-14

68

Participants Needed

3

Research Sites

136 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

The purpose of this study is to determine the safety and tolerability of plamotamab in patients with rheumatoid arthritis. Participants will be given XmAb13676 subcutaneously (SC) by injection under the skin.

CONDITIONS

Official Title

A Phase 1b Open-label Study to Evaluate Safety of Plamotamab in Participants With Rheumatoid Arthritis

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Adults with moderately to severely active rheumatoid arthritis
  • Documented diagnosis of rheumatoid arthritis meeting 2010 classification criteria at least 3 months before screening
  • Inadequate response, loss of response, or intolerance to available rheumatoid arthritis therapies
  • Stable doses of rheumatoid arthritis medications before screening
  • Use of highly effective contraception methods
Not Eligible

You will not qualify if you...

  • Major surgery within 12 weeks before screening or planned within 12 months after dosing
  • Recurrent or active clinically significant infections
  • Active or untreated latent tuberculosis
  • Cancer or lymphoproliferative disease within the past 5 years
  • Uncontrolled heart, lung, kidney, liver, endocrine, or gastrointestinal diseases

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 3 locations

1

Xencor Investigative Site

Tbilisi, Georgia

Actively Recruiting

2

Xencor Investigative Site

Chisinau, Moldova

Actively Recruiting

3

Xencor Investigative Site

Auckland, New Zealand

Actively Recruiting

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Research Team

N

Noriko Iikuni, MD, PhD

CONTACT

J

Jaime Mertz

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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A Phase 1b Open-label Study to Evaluate Safety of Plamotamab in Participants With Rheumatoid Arthritis | DecenTrialz