Skip to content
Clinical Trials – home

Rare diseases

Investigational molecules

Locations

Our offerNewsroom

The NetherlandsBack to the Netherlands

Clinical trials in Leiden – page 67

1 938 clinical trials in Leiden, The Netherlands across 4 research sites. Every trial is listed in the EU Clinical Trials Register and updated daily.

The NetherlandsOur site in the NetherlandsKlinischOnderzoek.nl(opens in a new tab)
Leiden at a glance
1 938
clinical trials
  • Research sites4
Type of trial
Recruitment status
Quick filters

1 938 trials in Leiden

Open in trial search

Colorectal cancer metastatic

Not yet recruiting

Petosemtamab versus cetuximab plus drug combination as first‑line treatment for adults with metastatic left‑sided colorectal cancer

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Calcium Folinate
  • Sponsor:Genmab A/S

Atrial fibrillation

Not yet recruiting

Stroke and Systemic Embolism Prevention with REGN7508 and REGN9933 in Adults with Atrial Fibrillation Unsuitable for Oral Anticoagulation (Phase 3)

Investigational
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:REGN9933
  • Sponsor:Regeneron Pharmaceuticals Inc.

Atrial fibrillation

Not yet recruiting

Prevention of Stroke and Systemic Embolism in Atrial Fibrillation Patients Treated with REGN7508 (cenvacibart) versus Apixaban

Registered drug
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Apixaban
  • Sponsor:Regeneron Pharmaceuticals Inc.

Pituitary-dependent Cushing's syndrome

Not yet recruiting

Efficacy and Safety of Atumelnant, Hydrocortisone and Prednisone in Adults with ACTH‑Dependent Cushing’s Syndrome: A Phase 2/3 Dose‑Finding Study

Registered drug
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Atumelnant
  • Sponsor:Crinetics Pharmaceuticals Inc.

Arteriosclerosis

Not yet recruiting

A study to evaluate the effect of muvalaplin on reducing major cardiovascular events in adults with high levels of lipoprotein(a) and atherosclerotic cardiovascular disease.

Investigational
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Muvalaplin
  • Sponsor:Eli Lilly & Co.

Parkinson's disease

Not yet recruiting

A study to test if BHV-8000 is effective and safe for adults with early Parkinson's disease

Registered drug
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Ioflupane (123I)
  • Sponsor:Biohaven Therapeutics Ltd.

Arteriosclerosis

Not yet recruiting

Study of olpasiran to prevent first major cardiovascular events in people with high levels of lipoprotein(a)

Investigational
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Olpasiran
  • Sponsor:Amgen Inc.

Systemic scleroderma+1

Not yet recruiting

Study of Amlitelimab and BI 1015550 for Patients with Interstitial Lung Disease Due to Scleroderma

Investigational
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Amlitelimab
  • Sponsor:Scleroderma Research Foundation

Partial seizures

Not yet recruiting

Study on the Effectiveness and Safety of BHV-7000 for Adults with Refractory Focal Onset Epilepsy

Investigational
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:BHV-7000
  • Sponsor:Biohaven Therapeutics Ltd.

Pruritus

Not yet recruiting

Efficacy and safety of remibrutinib, pimecrolimus and tacrolimus in adults with severe chronic pruritus of unknown origin (CPUO): a randomized, placebo‑controlled trial

Registered drug
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Pimecrolimus
  • Sponsor:Novartis Pharma AG

Idiopathic pulmonary fibrosis

Not yet recruiting

Phase 2 Study of Inhaled AGMB-447 and Salbutamol Sulfate in Adults with Idiopathic Pulmonary Fibrosis to Evaluate Lung Function, Safety and Tolerability

Registered drug
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Salbutamol Sulfate
  • Sponsor:Agomab Spain S.L.U.

Cutaneous sarcoidosis

Not yet recruiting

A Phase 2/3 Study of the Safety and Efficacy of Oral Brepocitinib in Adults with Cutaneous Sarcoidosis

Investigational
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Sponsor:Priovant Therapeutics Inc.

Other cities in the Netherlands

The busiest research cities in the country

All 101 cities in the Netherlands

Clinical research in Leiden

What the registry says about research in the country

01 Infectious Diseases Research

Innovative studies focusing on viral infections including trials evaluating vaccines against yellow fever, influenza, and mpox. Research includes assessment of antibody responses and vaccine effectiveness in different populations.

  • Influenza vaccine efficacy in elderly
  • Yellow fever prophylaxis
  • Mpox booster vaccination

Particular emphasis on preventive strategies and immune response evaluation.

02 Neurological Studies

Comprehensive research targeting neurological conditions, including investigations into Parkinson's disease treatments and neural response patterns. Studies examine innovative therapeutic approaches.

  • Parkinson's Disease treatments
  • CNS response analysis
  • Cerebral Amyloid Angiopathy

Focus on developing targeted therapies and understanding brain mechanisms.

03 Cancer and Chronic Conditions

Advanced research in oncology and chronic diseases, including studies on gastric cancer imaging and T-cell lymphoma treatments. Investigations into kidney disease management.

  • Advanced solid tumors
  • Gastric cancer diagnosis
  • Chronic kidney disease

Emphasis on innovative diagnostic techniques and treatment approaches.

Back to the NetherlandsAll countries
Clinical Trials Concierge

Prefer not to search on your own, or looking for clinical trials for a rare disease?

Tell us about your condition – we search every trial in Europe and connect you with the right site.