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A Phase 3 Study to Evaluate Efficacy & Safety of Subcutaneous CT-P13 in Patients With Moderate to Severe Active Rheumatoid Arthritis

A Randomized, Placebo-Controlled, Double-Blind, Parallel-Group, Phase 3 Study to Evaluate the Efficacy and Safety of Subcutaneous CT-P13 in Patients With Moderately to Severely Active Rheumatoid Arthritis

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06738719
Enrollment
192
Registered
2024-12-18
Start date
2025-01-03
Completion date
2026-04-13
Last updated
2026-04-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Moderately to Severely Active Rheumatoid Arthritis

Brief summary

This is a Randomized, Placebo-Controlled, Double-Blind, Parallel-Group, Phase 3 Study to Evaluate the Efficacy and Safety of Subcutaneous CT-P13 in Patients with Moderately to Severely Active Rheumatoid Arthritis

Interventions

Subcutaneous(SC) Injection

Subcutaneous(SC) Injection

Sponsors

Celltrion
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No

Inclusion criteria

\[Main Inclusion Criteria\] 1. Patient who is male or female aged 18 to 75 years old (both inclusive). 2. Patient who has a diagnosis of RA at least 24 weeks prior to the first administration of the study drug (Day 1) and fulfill the 2010 ACR/EULAR classification criteria for RA. 3. Patient who has active disease as defined by the presence of 6 or more swollen joints (of 66 assessed), 6 or more tender joints (of 68 assessed), and either a high-sensitivity C-reactive protein (hsCRP) ≥1.0 mg/dL (≥10 mg/L) or an erythrocyte sedimentation rate (ESR) ≥28 mm/hour at Screening. 4. Patient who has been receiving the treatment of oral or parenteral dosing with MTX for at least 12 weeks and has been on stable dosing with MTX between 10 to 25 mg/week for at least 4 weeks prior to the first administration of the study drug (Day 1). 5. Patient who has adequate renal and hepatic function at Screening \[Main

Exclusion criteria

\] 1. Patient who has previously received investigational or licensed product; biological agents or targeted synthetic disease-modifying antirheumatic drugs (DMARDs) (e.g., tofacitinib, baricitinib) for the treatment of RA and/or a tumor necrosis factor (TNF) α inhibitors for the any purpose. 2. Patient who has allergies to any of the excipients of infliximab or any other murine and/or human proteins or patient with a hypersensitivity to immunoglobulin product. 3. Patient who has received or has plan to receive any of prohibited medications or treatments as defined in the protocol.

Design outcomes

Primary

MeasureTime frameDescription
Proportion of patients achieving clinical response according to the ACR20 criteria at Week 12Week 0 ~ Week 12To demonstrate superiority of CT P13 SC over Placebo in terms of efficacy as determined by clinical response according to the American College of Rheumatology (ACR) definition of a 20% improvement (ACR20) at Week 12

Secondary

MeasureTime frameDescription
Change from baseline in HAQ-DI at Week 12Week 0 ~ Week 12Difference in mean change from baseline in HAQ-DI between treatment groups (CT-P13 SC and Placebo)
Evaluate Pharmacokinetics of CT-P13 SCUp to 52 WeeksSerum concentration of infliximab
Evaluate Safety of CT-P13 SCUp to 52 Weeks* Number of participants with treatment-related adverse events as assessed by CTCAE v5.0 * All reported terms of AEs will be coded to system organ class (SOC) and preferred term (PT) according to the Medical Dictionary for Regulatory Activities (MedDRA) and severity grading of AEs will be recorded according to the CTCAE Version 5.0

Countries

Poland

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 24, 2026