Primary Central Nervous System Lymphoma: MTR² Treatment Study

We are studying a new combination of medications for patients with primary central nervous system lymphoma who cannot receive intensive therapies. The goal is to see if this treatment is effective and safe, and how it affects quality of life.

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.

Lenalidomid Hexal
Lenalidomid Hexal is a cancer medicine used to treat certain blood cancers and bone marrow disorders.
Methotrexat Medac
A medicine used to treat certain types of cancer and some immune system diseases such as severe rheumatoid arthritis and psoriasis.

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.

Lenalidomide
Lenalidomide is a substance that helps treat certain blood cancers by affecting the immune system to stop cancer growth.
Methotrexate
Methotrexate is a substance that slows rapid cell growth and calms the immune system to treat certain cancers and autoimmune conditions.
Methotrexate Disodium
Methotrexate disodium is a substance that slows cell growth and suppresses 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.

7,5 Mg Stada
Bertanel
Cortedal

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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Universitaetsklinikum Essen AöR
Klinik für Hämatologie
Essen, Germany
Medical Center - University Of Freiburg
Klinik für Innere Medizin I Hämatologie, Onkologie und Stammzelltransplantation
Freiburg, Germany
University Medical Center Hamburg-Eppendorf
Klinik für Hämatologie, Onkologie, Stammzelltransplantation und Palliativmedizin
Hamburg, Germany

Sponsor: University Of Cologne
Last updated: Nov 26, 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.