A study to evaluate the safety of dazodalibep in patients with Sjögren’s Syndrome over a long period of time

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What is this study about?

This study is looking at Sjögren’s Syndrome, a condition where the body’s immune system attacks its own moisture-producing glands, leading to dryness in the eyes and mouth, along with other symptoms throughout the body. The treatment being studied is Dazodalibep, which is also known by the code names HZN-4920, MEDI4920, and VIB4920. This medication is given as a solution for infusion, which means it is delivered directly into the bloodstream through a vein. The purpose of this study is to evaluate the long-term safety and how well people tolerate dazodalibep when used over an extended period.

This is an extension study, which means it is designed for people who have already participated in and completed earlier studies of dazodalibep for Sjögren’s Syndrome. Those who join this study will continue to receive dazodalibep treatment for a longer time so that researchers can observe how safe the medication is when used over many months or years. The study will track any unwanted effects that occur during treatment, including any serious health problems that might develop. Researchers will also check if the body develops any immune responses against the medication by looking for anti-drug antibodies, which are proteins the body might make in reaction to the treatment.

Throughout the study, blood samples will be collected to measure the amount of dazodalibep in the bloodstream, which helps researchers understand how the medication moves through and stays in the body. The study is open-label, meaning both the participants and doctors will know that everyone is receiving the active medication rather than placebo. This long-term study allows researchers to gather important information about the ongoing safety of dazodalibep in people with Sjögren’s Syndrome over an extended treatment period.

1 Entry into the extension study

This is a long-term extension study, which means it follows after completion of a previous study. To enter this extension study, you must have completed one of the earlier phase 3 studies with dazodalibep (study HZNP-DAZ-301 or HZNP-DAZ-303) and received the study medication in that previous study.

You will provide informed consent before any study activities begin. Informed consent is a document you sign to confirm you understand the study and agree to participate.

You should receive your first dose in this extension study before the end of the previous study you participated in.

2 Treatment phase

During this study, you will receive dazodalibep, which is given as a solution for infusion. An infusion means the medication is delivered directly into your vein through a needle over a period of time.

This is an open-label study, which means both you and your doctor will know that you are receiving dazodalibep, not a placebo.

The study will continue for a long period of time to assess the safety of the medication. The estimated end date for the study is April 2029.

Specific details about the exact dosage, frequency, and duration of dazodalibep administration are not provided in the available information.

3 Safety monitoring

Throughout the study, your health will be monitored to evaluate the safety and tolerability of dazodalibep over the long term.

Any adverse events will be recorded. Adverse events are unwanted medical occurrences that happen during the study, whether or not they are related to the medication.

Particular attention will be given to serious adverse events, which are medical problems that require hospitalization, are life-threatening, or cause significant disability.

Adverse events of special interest will also be monitored. These are specific side effects that are of particular concern for this medication.

4 Laboratory assessments

Blood samples will be taken during the study to measure the plasma concentration of dazodalibep. This means the amount of medication present in the liquid part of your blood will be measured.

Testing will be performed to check if your body develops anti-drug antibodies, also called ADAs. These are proteins your immune system might create in response to the medication, which could affect how the medication works.

The specific timing and frequency of these blood tests are not detailed in the available information.

Who Can Join the Study?

  • You must have agreed to take part in the study and signed a consent form before any study activities begin.
  • You must have been allowed to receive and have received the study medication, which could have been either dazodalibep (the medicine being tested) or placebo (an inactive substance used for comparison), and you must have completed one of the earlier studies called HZNP-DAZ-301 or HZNP-DAZ-303.
  • You must not have stopped taking the study medication early in the previous study.
  • You must be able to receive your first dose in this long-term extension study before a certain time after finishing the previous study.
  • If you cannot receive your first dose within the usual time window, you may still be allowed to join the study if your doctor discusses your situation with the study medical monitor.

Who Cannot Join the Study?

  • The specific exclusion criteria, which are reasons why someone cannot join this study, have not been provided in the available information.
  • Generally, exclusion criteria are conditions or situations that would make it unsafe for a person to participate in the study or that might affect the study results.
  • These criteria typically include things like other serious health problems, certain medications being taken, pregnancy or breastfeeding, recent participation in other studies, or specific test results that fall outside acceptable ranges.
  • For this particular study about Sjögren’s Syndrome, which is a condition where the body’s immune system attacks glands that make moisture like tears and saliva, the detailed list of who cannot participate is not available in the current data.

Where you can join this trial?

Verified and Recommended Sites

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Verified Sites

Other Sites

Site Name City Country Status
KBC Zagreb Zagreb Croatia
Azienda Ospedaliero-Universitaria Policlinico G. Rodolico-San Marco Di Catania Catania Italy
Centro Ricerche Cliniche Di Verona S.r.l. Verona Italy
Universitair Ziekenhuis Gent Gent Belgium
University Hospital Sveti Duh Zagreb Croatia
Azienda Sanitaria Universitaria Friuli Centrale Udine Italy
Hospital General Universitario Gregorio Maranon Madrid Spain
Hospital Universitario 12 De Octubre Madrid Spain
Unidade Local De Saude De Gaia/Espinho E.P.E. Vila Nova De Gaia Portugal
Mtz Clinical Research Powered By Pratia Warsaw Poland
UNIVERZITETNI KLINICNI CENTER MARIBOR Maribor Slovenia
Bekes Varmegyei Koezponti Korhaz Gyula Hungary
Hospital Universitario Infanta Leonor Madrid Spain
Promed P.Lach R.Glowacki Sp. j. Cracow Poland
Centrum Medyczne Plejady Magdalena Celinska Loewenhoff Michal Zolnowski sp.k. Cracow Poland
Hospital Universitario Basurto Bilbao Spain
Reumed Sp. z o.o. Lublin Poland
Centrum Badawcze Panaceum Agnieszka Brzezicka Magdalena Lenkiewicz Sp. z o.o. Malbork Poland
MVZ Rheumatologie und Autoimmunmedizin Hamburg GmbH Hamburg Germany
Unidade Local De Saude Do Alto Minho E.P.E. Ponte De Lima Portugal
Centrum Medyczne Oporow Wroclaw Poland
Athens Naval Hospital Athens Greece
BIOMEDRO Biomedizinische Forschung und Entwicklung GmbH Bad Doberan Germany
Malopolskie Centrum Kliniczne Cracow Poland
Szpital Uniwersytecki Nr 2 Im Dr Jana Biziela W Bydgoszczy Bydgoszcz Poland
General University Hospital Of Larissa Larissa Greece
Etg Neuroscience Sp. z o.o. Warsaw Poland
University Of Debrecen Debrecen Hungary
Med Polonia Sp. z o.o. Poznan Poland
Clinical Medical Center Osijek Osijek Croatia
Odense University Hospital Odense Denmark
Fondazione IRCCS Ca Granda Ospedale Maggiore Policlinico Milan Italy
Universita’ Campus Bio-medico Di Roma Rome Italy
Deutsches Rotes Kreuz Gemeinnuetzige Krankenhaus GmbH Sachsen Chemnitz Germany
Wojskowy Instytut Medyczny Panstwowy Instytut Badawczy Warsaw Poland
Universita’ Di Pisa Pisa Italy
Del-Pesti Centrumkorhaz Orszagos Hematologiai Es Infektologiai Intezet Budapest Hungary
Hospital Universitario Virgen De Valme Sevilla Spain
Pratia S.A. Skorzewo Poland
University Medical Center Ljubljana Ljubljana Slovenia
Groupe Hospitalier De La Region De Mulhouse Et Sud Alsace Mulhouse France
KBC Split Split Croatia
Hospital Universitario De Canarias La Laguna Spain
Hopital Beaujon Clichy France
Twoja Przychodnia Poznańskie Centrum Medyczne Sp. z o.o. Poznan Poland
Olympion Therapeftirio General Clinic Of Patras S.A. Patras Greece
Masngnyop Ilkvsiqgco Covmbqjr Srbykefp Sun z oewi Warsaw Poland
Fpxcpaqu Hnrrljpl Db Lkyolxygjhxmovz Sqye Santa Coloma De Gramenet Spain
Kchh Sdd z oqtq Wołomin Poland
Nfvvocar Iesqpdbp Gyuzatnyc Rcjutjpodyzt I Rsbluvgrwxcxo Iu Pinbs Dj Hyga Moyy Elivyelh Rjizdso Warsaw Poland
Eujxwzhyix Klmtzhn Suafkgm Thessaloniki Greece
Lrxuv Gbvnbfi Hdvmutlk Oe Apwmth Athens Greece
Prhdjcrq Pxrzcjty Lkvxufqb Pzlx Dg Huc Mbk Pqpjf Htiyyd Poznan Poland
Pxaucdjnp Bzsgs Kenugputhhz Sxiyv Wroclaw Poland
Ett Lahwvx Lublin Poland
Abgdkw Unodjveram Hdumqlua Aarhus Denmark
Aoareuy Onaljinykqw Uddeaynafczfz Cbggmennlimr Dgxij Sjcbmo E Ddnmn Sjwoenr Ds Trbbuq Turin Italy
Aobpmvn Uum Iiqvt Dk Rlzgaz Ewhkkn Reggio Emilia Italy
Hsokgidn Upjtcvexkdruy df A Ctcyvf A Coruna Galicia Spain
Hulyncgg Uwynajovefzqsf Smevidtamn &iwglcq Hovsees dg Hfaxcejxafp STRASBOURG, Alsace France
Cjn Kuegdcq Btbvczm Le Kremlin-Bicetre France

Want to learn more about this study or check if you can participate? Contact us.

Trial status

Country Status Recruitment Start
Belgium Belgium
Recruiting
06.05.2025
Croatia Croatia
Recruiting
06.05.2025
Denmark Denmark
Not recruiting
06.05.2025
France France
Recruiting
06.05.2025
Germany Germany
Recruiting
06.05.2025
Greece Greece
Recruiting
06.05.2025
Hungary Hungary
Recruiting
06.05.2025
Italy Italy
Recruiting
06.05.2025
Poland Poland
Recruiting
06.05.2025
Portugal Portugal
Recruiting
06.05.2025
Slovenia Slovenia
Recruiting
06.05.2025
Spain Spain
Recruiting
06.05.2025

Trial locations

Investigated drugs:

Dazodalibep is an investigational medication being studied for the treatment of Sjögren’s Syndrome. Sjögren’s Syndrome is a condition where the body’s immune system attacks glands that produce moisture, leading to symptoms like dry eyes and dry mouth. This medication works by targeting specific parts of the immune system to help reduce the abnormal immune response that causes these symptoms. In this study, dazodalibep is being evaluated over a long period of time to see how safe it is and how well people tolerate it when used for an extended duration.

Investigated diseases:

Sjögren’s Syndrome – Sjögren’s Syndrome is a chronic autoimmune disease where the body’s immune system mistakenly attacks its own moisture-producing glands. The condition primarily affects the glands that produce tears and saliva, leading to dry eyes and dry mouth as the most common symptoms. As the disease progresses, it can affect other parts of the body including joints, skin, and internal organs. Patients often experience fatigue, joint pain, and swelling in the glands around the face and neck. The dryness can become severe enough to cause difficulty swallowing, speaking, and an increased risk of dental cavities. Women are more commonly affected than men, and the condition typically develops in middle age.

Trial ID:
2024-517513-32-00
Protocol code:
20230050
NCT ID:
NCT06747949
Trial Phase:
Therapeutic confirmatory (Phase III)

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