Rheumatoid Arthritis: New Biosimilar Drug Study

We are comparing a new biosimilar drug to Orencia® for patients with moderate to severe rheumatoid arthritis already taking methotrexate. The study will look at effectiveness, safety, and how the body reacts to the treatment.

1-2 years 6-10 visits Confirmation phase (III)No Placebo Cost Reimbursement Partially Remote Standard Medicines Oral InjectionRheumatology

What diseases are being studied?

Health conditions and diseases that the clinical trial is designed to study and treat.

Who can participate in the clinical trial?

These questions help us understand your situation so we can let the trial team know whether you might be a potential match. This is not a medical evaluation and is not part of the official screening, the study doctor will make the final decision..

What medicines are being studied?

Medicines that are officially approved for use in the European Union and considered safe by EMA. These medicines are already on the market and may be tested for new conditions or populations.

Dasa-Abz

Methotrexate Pfizer

Methotrexate Pfizer is a medicine used to treat certain cancers and immune system conditions such as rheumatoid arthritis and severe psoriasis.

Orencia

Orencia is a medicine used to treat rheumatoid arthritis and related conditions by helping reduce joint inflammation and pain.

What active substances are being studied?

Active substances that are officially approved for use in the European Union and considered safe by EMA. These substances are already on the market and may be tested for new conditions or populations.

Abatacept

Abatacept is a substance that reduces immune system overactivity to treat autoimmune conditions such as rheumatoid arthritis.

Dasatinib

Dasatinib is a substance that treats certain blood cancers by blocking abnormal signals that make cancerous white blood cells grow.

Methotrexate

Methotrexate is a substance that slows rapid cell growth and calms the immune system to treat certain cancers and autoimmune conditions.

What similar medicines might you know?

Don't worry if you don't know the medicines tested in the trial. There is a chance you have heard about the similar medicines. Check the list below to see if you are familiar with any of them.

Afslamet

Basitrin

Daruph

Where is the clinical trial being conducted?

Locations and medical facilities where this clinical trial is currently recruiting or conducting research. Select the locations where you would like to participate.

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Diagnostic Consultative Center 1 Lom EOOD

Physician Office of Rheumatology

Lom, Bulgaria

Medical Center Medconsult Pleven OOD

Physician Office of Rheumatology

Pleven, Bulgaria

Ambulatories For Specialized Outpatient Medical Help Medical Center Kyuchuk Parizh OOD

Physician Office of Rheumatology

Plovdiv, Bulgaria

Sponsor: Dr Reddy's Laboratories Limited

Last updated: Nov 27, 2025

Disclaimer: Parts of this content have been automatically extracted from the EU Clinical Trials registry. While we strive for accuracy, please always contact the trial site or sponsor directly for correct and official information before making any decisions about participation. View on EU Clinical Trials.