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Clinical trial register · European Union · CTIS

Clinical Trials in Czechia

The most recently authorised trials on the EU Clinical Trials Information System (CTIS), the single register for every trial run under the EU Clinical Trials Regulation (536/2014). CTIS holds a far larger historical archive than any one list can usefully show — this register states both numbers rather than picking one.

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Source: EMA Clinical Trials Information System (CTIS). Showing the 2500 most recently authorised of 12445 total CTIS records — a stated recency window, not the full historical archive. Synced 21 Sep 2026, 03:16 UTC
2500
Shown in this register
most recently authorised
12,445
Total on CTIS
full historical archive
745
Phase III
within the shown window
Top member states
Spain 1023 France 890 Germany 861 Italy 742 Poland 587 Netherlands 524
Narrow the registerReset
Phase
Phase I 558 Phase I/II 214 Phase II 726 Phase III 745 Phase IV 257
Lead sponsor
AstraZeneca AB 60 Assistance Publique Hopitaux De Paris 49 Merck Sharp & Dohme LLC 48 Pfizer Inc. 45 Novo Nordisk A/S 42
Member state
Spain 1023 France 890 Germany 861 Italy 742 Poland 587 Netherlands 524 Belgium 426 Czechia 327
All 28 states
196 of 2500 shown studies
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Phase
Study
Lead sponsor
Area
Member states
Decision
Phase III
B7981027 - A PHASE 3 RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED STUDY TO INVESTIGATE THE EFFICACY AND SAFETY OF RITLECITINIB IN PEDIATRIC PARTICIPANTS 6 TO LESS THAN 12 YEARS OF AGE WITH SEVERE ALOPECIA AREATA
2024-515438-33-00Alopecia areata
Pfizer Inc.
Immune System Diseases
Spain, France, Czechia, Italy, Poland
14/10/2025
Phase III
TRITON-CM: A Phase 3 Global, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Efficacy and Safety of Nucresiran in Patients with Transthyretin-Mediated Amyloidosis with Cardiomyopathy (ATTR amyloidosis with cardiomyopathy)
2024-519917-72-00Transthyretin Amyloidosis with Cardiomyopathy (ATTR Amyloid…
Alnylam Pharmaceuticals Inc.
Cardiovascular Diseases
France, Germany, Italy, Greece, Belgium, Portugal, Netherlands, Austria, Sweden, Denmark, Spain, Czechia, Hungary, Ireland, Romania, Norway, Poland, Slovakia
14/10/2025
Phase III
B7981028 - A LONG-TERM, DOUBLE-BLIND EXTENSION STUDY TO INVESTIGATE THE SAFETY AND EFFICACY OF RITLECITINIB IN PARTICIPANTS WITH SEVERE ALOPECIA AREATA WHO PREVIOUSLY COMPLETED STUDIES B7981027 OR B7981031
2024-515439-31-00Alopecia areata
Pfizer Inc.
Immune System Diseases
Italy, France, Czechia, Poland, Spain
14/10/2025
Phase III
J2O-MC-EKBG: A Phase 3, Randomized, Double-Blind, Placebo-Controlled Study to Investigate the Effect of Muvalaplin on the Reduction of Major Adverse Cardiovascular Events in Adults With Elevated Lipoprotein(a) Who Have Had a Prior Atherosclerotic Cardiovascular Event or Are at Risk for a First Atherosclerotic Cardiovascular Event - MOVE-Lp(a)
2025-521067-13-00Elevated Lp(a), Atherosclerotic Cardiovascular Disease (ASC…
Eli Lilly & Co.
Cardiovascular Diseases
Italy, Poland, Germany, Austria, Romania, Spain, Czechia, France, Denmark, Greece, Hungary, Slovakia, Belgium, Netherlands
13/10/2025
Phase III
A multi-center, open-label, single-arm study to evaluate the efficacy and safety of oral rilzabrutinib in adults with immune thrombocytopenia (ITP) who failed first-line treatment
2025-522070-36-00immune thrombocytopenia (ITP)
Sanofi-Aventis Recherche & Developpement
Immune System Diseases
France, Spain, Italy, Germany, Czechia, Poland, Hungary, Austria, Norway
07/10/2025
Phase III
A Multicenter, Randomized, Double-blind, Phase 2/3 Study of Ficerafusp Alfa (BCA101) or Placebo in Combination with Pembrolizumab for First-Line Treatment of PD-L1-positive, Recurrent or Metastatic Head and Neck Squamous Cell Carcinoma (FORTIFI-HN01).
2024-519654-37-00Recurrent or Metastatic Head and Neck Squamous Cell Carcino…
Bicara Therapeutics Inc.
Neoplasms
Belgium, Austria, Italy, Poland, Spain, Germany, Czechia, Ireland, Greece, France, Portugal
06/10/2025
Phase III
A Phase 3 Randomized, Double-blind, Placebo-controlled Study to Evaluate the Impactof Maridebart Cafraglutide on Cardiovascular Outcomes in Participants with Atherosclerotic Cardiovascular Disease and Overweight or Obesity (MARITIME-CV)
2024-516652-18-00Atherosclerotic cardiovascular disease (ASCVD) and obesity …
Amgen Inc.
Cardiovascular Diseases
Slovakia, Denmark, Portugal, Czechia, Poland, Greece, Bulgaria, France, Spain, Sweden, Finland, Belgium, Romania, Germany, Hungary, Netherlands, Italy, Austria
06/10/2025
Phase III
A Phase 3 Randomized, Open-Label, Multicenter Study of Sonrotoclax Plus Anti-CD20 Antibody Therapies Versus Venetoclax Plus Rituximab in Patients With Relapsed/Refractory Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma
2024-517131-52-00Relapsed/Refractory Chronic Lymphocytic Leukemia/Small Lymp…
BeOne Medicines AG
Neoplasms
France, Sweden, Czechia, Austria, Belgium, Germany, Denmark, Spain, Netherlands, Italy, Ireland, Poland
26/09/2025
Phase III
EASi-PROTKT™ - A Phase III double-blind, randomised, parallel-group superiority trial to evaluate efficacy and safety of the combined use of oral vicadrostat (BI 690517) and empagliflozin compared with placebo and empagliflozin in participants with type 2 diabetes, hypertension and established cardiovascular disease
2025-521188-11-00hypertension, cardiovascular disease, Type 2 diabetes
Boehringer Ingelheim International GmbH, Boehringer Ingelheim Espana S.A.
Cardiovascular Diseases
Lithuania, Netherlands, Ireland, Romania, France, Hungary, Finland, Latvia, Austria, Germany, Greece, Italy, Sweden, Denmark, Czechia, Belgium, Slovakia, Croatia, Spain, Norway, Bulgaria, Poland, Portugal
24/09/2025
Phase III
Double-Blind, Placebo-Controlled, Phase 3 Study to Evaluate the Efficacy and Safety of Plozasiran in Adults with Severe Hypertriglyceridemia at High Risk of Acute Pancreatitis (SHASTA-5 Study)
2024-518206-40-00Severe hypertriglyceridemia (SHTG)
Arrowhead Pharmaceuticals Inc.
Nutritional and Metabolic Diseases
Hungary, Bulgaria, Sweden, Austria, Norway, Belgium, Croatia, Czechia, Latvia, Lithuania, Spain, Slovakia
23/09/2025
Phase III
A Phase 3, Randomized, Double-blind, Placebo-controlled Study of Felzartamab in Adults with IgA Nephropathy (299IG301 / PREVAIL)
2024-519345-30-00IgA nephropathy
Biogen Idec Research Limited
Immune System Diseases
Greece, Portugal, Spain, Croatia, Czechia, Belgium, Bulgaria, Germany, Italy, Poland, France
23/09/2025
Phase III
A Double-blind, Randomized,Placebo-controlled, Multicenter Study Assessing Olpasiran Use to Prevent First Major Cardiovascular Events in Participants with Elevated Lipoprotein(a)
2025-520554-11-00Cardiovascular Disease
Amgen Inc.
Cardiovascular Diseases
Spain, Hungary, Portugal, Greece, Germany, Italy, Austria, Ireland, Romania, Slovakia, Netherlands, Czechia, Bulgaria, Denmark, France, Poland, Belgium
22/09/2025
Phase III
A Phase 3 Multicenter, Randomized, Double-Blind, Placebo Controlled Trial to Evaluate Efficacy and Safety of Mezagitamab (TAK-079) in Study Participants with Primary IgA Nephropathy in Combination with Stable Background Therapy
2025-520825-19-00IgAN is Primary Immunoglobulin A Nephropathy (IgAN) (also k…
Takeda Development Center Americas Inc.
Immune System Diseases
Spain, Czechia, Austria, Hungary, Germany, Norway, Slovenia, France, Sweden, Netherlands, Poland, Italy
16/09/2025
Phase III
A Phase 3, Randomized, Double-Blind, Placebo-Controlled Program to Evaluate the Efficacy and Safety of Tulisokibart in Participants with Moderately to Severely Active Crohn’s Disease
2024-518296-56-00Crohn’s Disease
Merck Sharp & Dohme LLC
Digestive System Diseases
Spain, Austria, Lithuania, France, Belgium, Germany, Sweden, Czechia, Finland, Croatia, Latvia, Portugal, Netherlands, Italy, Denmark, Slovakia, Romania, Poland, Ireland, Hungary, Greece
03/09/2025
Phase III
A Phase III Long-Term Extension Trial with Optional Additional Doses of CYB003 to Assess the Safety and Long-term Efficacy in Participants with Major Depressive Disorder (EXTEND)
2024-516805-22-00Major Depressive Disorder
Cybin IRL Limited
Mental Disorders
Greece, Poland, Ireland, Germany, Czechia
02/09/2025
Phase III
A Randomized, Open-Label, Controlled Phase 3 Study Comparing Daratumumab, Lenalidomide and Dexamethasone Induction followed by Linvoseltamab Versus continued Daratumumab, Lenalidomide, and Dexamethasone in Newly Diagnosed Transplant Ineligible Multiple Myeloma Patients
2024-519827-16-00Newly Diagnosed Transplant Ineligible Multiple Myeloma Pati…
European Myeloma Network B.V., Emn Trial Office S.r.l. Impresa Sociale
Neoplasms
Norway, Denmark, Spain, Sweden, Austria, Netherlands, Greece, Germany, Italy, Belgium, Portugal, Estonia, Croatia, Ireland, Czechia, Finland
01/09/2025
Phase III
A Phase 3, randomized, double-blind, placebo-controlled, multicenter, clinical trial with extension period to evaluate the efficacy and safety of Xeomin® injections for the prevention of chronic migraine (MINT-C)
2024-515682-34-00Chronic migraine
Merz Therapeutics GmbH
Nervous System Diseases
Spain, Denmark, France, Germany, Slovakia, Austria, Italy, Poland, Czechia
01/09/2025
Phase III
A phase 3, randomised, multi-center, open label trial to evaluate the safety and efficacy of intravesical nadofaragene firadenovec alone or in combination with chemotherapy (gemcitabine and docetaxel) or immunotherapy (pembrolizumab) in subjects with high-grade Bacillus Calmette-Guerin therapy (BCG) unresponsive non-muscle invasive bladder cancer (NMIBC)
2024-512177-27-01High-risk Bacillus Calmette-Guerin (BCG)-unresponsive non-m…
Ferring Pharmaceuticals A/S
Male Urogenital Diseases
Spain, Denmark, Poland, Czechia, France
01/09/2025
Phase III
A Phase 3, randomized, double-blind, placebo-controlled, multicenter, clinical trial with extension period to evaluate the efficacy and safety of Xeomin® injections for the prevention of episodic migraine (MINT-E)
2024-515715-22-00Episodic migraine
Merz Therapeutics GmbH
Nervous System Diseases
Italy, Austria, Poland, Germany, France, Spain, Slovakia, Denmark, Czechia
01/09/2025
Phase III
A Phase 3, multicenter, open-label extension study to evaluate the long-term safety, tolerability, and efficacy of subcutaneous sonelokimab in participants with moderate to severe hidradenitis suppurativa
2025-520564-17-00Hidradenitis suppurativa (HS)
MoonLake Immunotherapeutics AG
Skin and Connective Tissue Diseases
Norway, Hungary, Spain, France, Germany, Poland, Czechia, Slovakia, Bulgaria, Netherlands, Italy, Portugal, Belgium
29/08/2025
Phase III
A Phase 3, Randomized, Open-label Study to Evaluate the Efficacy and Safety of Sac-TMT (Sacituzumab Tirumotecan, MK-2870) Followed by Carboplatin/Paclitaxel vs Chemotherapy, Both in Combination With Pembrolizumab as Neoadjuvant Therapy for High-Risk Early-Stage Triple-Negative Breast Cancer (TNBC) or Hormone Receptor-low positive/HER2-negative Breast Cancer
2024-520190-12-00Breast Cancer: triple negative breast cancer (TNBC) and hor…
Merck Sharp & Dohme LLC
Neoplasms
France, Sweden, Poland, Spain, Finland, Portugal, Belgium, Czechia, Germany, Greece, Hungary, Italy, Romania, Norway
27/08/2025
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Priya Life Science (2026). EU Clinical Trials Register (CTIS), filtered. Derived from the EMA Clinical Trials Information System. Retrieved 21 September 2026. https://priyalifescience.com/clinical-trials-europe/country/czechia

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Listing here is informational and not medical advice; eligibility is determined by each study team. Looking for Irish sites? See the Ireland, UK or USA registers. For approved medicines, see the EMA Approvals Tracker.