Skip to content
Clinical Trials – home

Rare diseases

Investigational molecules

Locations

Our offerNewsroom

The NetherlandsBack to the Netherlands

Clinical trials in Leiden – page 19

401 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
401
clinical trials
  • Research sites4
Type of trial
Recruitment status
Quick filters

401 trials in Leiden

Open in trial search

Systemic lupus erythematosus+1

Not yet recruiting

Study on the Effects of Rapcabtagene Autoleucel in Patients with Systemic Lupus Erythematosus and Active, Refractory Lupus Nephritis

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

Systemic scleroderma

Not yet recruiting

Study comparing rapcabtagene autoleucel and rituximab in patients with severe refractory diffuse cutaneous systemic sclerosis

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

Colorectal cancer metastatic+2

Not yet recruiting

Study on the Effectiveness of Floxuridine in Patients with Resectable Colorectal Liver Metastases and Low Clinical Risk Score

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Sponsor:Erasmus Universitair Medisch Centrum Rotterdam (Erasmus MC)

Autologous haematopoietic stem cell transplant

Not yet recruiting

Study on Gene Therapy for Patients with RAG1-Deficient Severe Combined Immunodeficiency Using RAG1-LV-CD34+ Cells

InvestigationalNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:0–17 years
  • Sponsor:Videja B.V.

Depression

Not yet recruiting

Title: Comparison of Oral Esketamine versus Electroconvulsive Therapy in Patients with Treatment-Resistant Depression

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Esketamine
  • Sponsor:Universitair Medisch Centrum Groningen

Squamous cell carcinoma of head and neck

Not yet recruiting

Study on Sodium Thiosulfate to Prevent Hearing Loss in Patients with Head and Neck Cancer Receiving Cisplatin Treatment

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Sodium Thiosulfate
  • Sponsor:Het Nederlands Kanker Instituut-Antoni van Leeuwenhoek Ziekenhuis Stichting

Hepatic cirrhosis

Not yet recruiting

Study on Human Serum Albumin and Sodium Chloride for Patients with Liver Cirrhosis and Ascites

Registered drug
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Human Serum Albumin
  • Sponsor:European Foundation For The Study Of Chronic Liver Failure

Transitional cell carcinoma

Not yet recruiting

Study Comparing Chemotherapy Before or After Surgery for Patients with Upper Tract Urothelial Carcinoma Using Gemcitabine

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Gemcitabine
  • Sponsor:European Uro-Oncology Group Stichting

Arteriosclerosis

Not recruiting

A study to evaluate the effect of olpasiran on major cardiovascular events in patients with atherosclerotic cardiovascular disease and high levels of lipoprotein(a)

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

Migraine

Not recruiting

Study of Rimegepant for Prevention of Menstrual Migraine in Women Aged 18-45 Years

Registered drug
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years
  • Substances:Rimegepant
  • Sponsor:Pfizer Inc.

Influenza

Not recruiting

Study on the Effectiveness of an MF59-Adjuvanted Influenza Vaccine Compared to a Non-Adjuvanted Vaccine in Adults Aged 65 and Older

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:65+ years · Healthy volunteers
  • Substances:A/DARWIN/9/2021 (H3N2) - LIKE STRAIN (A/DARWIN/6/2021, IVR-227)
  • Sponsor:Seqirus UK Limited

Arteriosclerosis

Not recruiting

Study on the Effects of Pelacarsen on Heart Disease in Patients with Cardiovascular Conditions

Investigational
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years
  • Substances:Pelacarsen
  • Sponsor:Novartis Pharma AG

Other cities in the Netherlands

The busiest research cities in the country

All 103 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? Our Concierge searches the trials for you.

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