Location · Illinois
Clinical trials recruiting in Illinois
890 recruiting studies have at least one site in Illinois; 285 accept healthy volunteers. Studies that need a specific condition are included too, so check each listing.
Want the research companies that run paid Phase 1 studies for healthy volunteers? Paid clinical trial companies in Illinois.
890 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
Studies
- RecruitingPhase 4
A Study Evaluating the Effectiveness and Safety of Risdiplam Administered as an Early Intervention in Pediatric Participants With Spinal Muscular Atrophy After Gene Therapy
Hoffmann-La Roche
- Location
- Chicago, IL + 9 other US sites
- Eligibility basics
- Ages 4 mo–2
- Recruiting
BradycArdia paCemaKer With AV Interval Modulation for Blood prEssure treAtmenT
Orchestra BioMed, Inc
- Location
- Chicago, IL + 15 other US sites
- Eligibility basics
- Ages 18+
- RecruitingPhase 3
A Study Evaluating the Efficacy of Budesonide, Glycopyrronium and Formoterol Fumarate Metered Dosed Inhaler on Cardiopulmonary Outcomes in Chronic Obstructive Pulmonary Disease
AstraZeneca
- Location
- Chicago, IL + 120 other US sites
- Eligibility basics
- Ages 40–80
- Recruiting
ELEVATE-HFpEF Clinical Study
Medtronic Cardiac Rhythm and Heart Failure
- Location
- Chicago, IL + 25 other US sites
- Eligibility basics
- Ages 40+
- RecruitingPhase 2
A Phase 2 Study and Open-Label Extension of NEU-411 in Companion Diagnostic-Positive Participants With Early Parkinson's Disease
Neuron23 Inc.
- Location
- Chicago, IL + 43 other US sites
- Eligibility basics
- Ages 40–80
- RecruitingPhase 1
A Study to Evaluate the Efficacy and Safety of Cannabidiol Oral Solution (CBD-OS [GWP42003-P, JZP926]) for the Treatment of Focal-Onset Seizures
Jazz Pharmaceuticals
- Location
- Chicago, IL + 20 other US sites
- Eligibility basics
- Ages 12–75
- RecruitingPhase 2/Phase 3
A Clinical Trial of EYE201/MK-8748 in People With Macular Degeneration (MK-8748-002)
EyeBiotech Ltd.
- Location
- Oak Park, IL + 66 other US sites
- Eligibility basics
- Ages 50+
- RecruitingPhase 2
RENAISSANCE 2: SPN-817 Phase 2, Double-Blind, Placebo-Controlled Study in Adults With Focal Onset Seizures
Supernus Pharmaceuticals, Inc.
- Location
- Springfield, IL + 36 other US sites
- Eligibility basics
- Ages 18–70
- RecruitingPhase 3
A Study to Evaluate the Efficacy and Safety of Hetrombopag Olamine Tablets Vs Placebo in Patients With Chemotherapy-Induced Thrombocytopenia (ExCIT)
Jiangsu HengRui Medicine Co., Ltd.
- Location
- Springfield, IL + 7 other US sites
- Eligibility basics
- Ages 18+
- RecruitingPhase 3
A Study of Seltorexant as Monotherapy in Adults and Elderly Participants With Major Depressive Disorder
Janssen Research & Development, LLC
- Location
- Chicago, IL + 33 other US sites
- Eligibility basics
- Ages 18–74
- RecruitingPhase 1
A Study of Nicotinamide With Oral Tetrahydrouridine and Decitabine to Treat High Risk Sickle Cell Disease
EpiDestiny, Inc.
- Location
- Chicago, IL
- Eligibility basics
- Ages 18+
- Recruiting
Efficacy of the COronary SInus Reducer in Patients With Refractory Angina II
Shockwave Medical, Inc.
- Location
- Chicago, IL + 66 other US sites
- Eligibility basics
- Ages 18+
- RecruitingPhase 3
A Study to Compare the Efficacy, Safety and Tolerability of FF/UMEC/VI With FF/VI in 12-17-year-olds With Asthma
GlaxoSmithKline
- Location
- Normal, IL + 18 other US sites
- Eligibility basics
- Ages 12–17
- RecruitingPhase 3
An Efficacy and Safety Study of Intravenous Anifrolumab to Treat Systemic Lupus Erythematosus in Pediatric Participants
AstraZeneca
- Location
- Chicago, IL + 18 other US sites
- Eligibility basics
- Ages 5–17
- RecruitingPhase 2/Phase 3
A Long-term Extension Study of JNJ-81201887 (AAVCAGsCD59) Parent Studies in Participants With Geographic Atrophy (GA) Secondary to Age-related Macular Degeneration (AMD)
Janssen Research & Development, LLC
- Location
- Lemont, IL + 44 other US sites
- Eligibility basics
- Ages 60+
- RecruitingPhase 2
Imeroprubart in Adult Participants With Chronic Inflammatory Demyelinating Polyneuropathy (CIDP)
Immunovant Sciences GmbH
- Location
- Chicago, IL + 30 other US sites
- Eligibility basics
- Ages 18+
- Recruiting
A Study Assessing Long-Term Safety and Effectiveness in Treatment Management of Atrial Fibrillation With VARIPULSE Catheter System
Biosense Webster, Inc.
- Location
- Naperville, IL + 22 other US sites
- Eligibility basics
- Ages 22+
- Recruiting
Evaluation of the Efficacy, Safety, and Tolerability of PL-14 Allergy Blocker Compared to Saline Spray in Patients With Seasonal Allergic Rhinitis
Polyrizon Ltd.
- Location
- Normal, IL + 3 other US sites
- Eligibility basics
- Ages 18–75
- RecruitingPhase 3
Research Study on How People With Type 2 Diabetes Tolerate Switching From Semaglutide to Cagrisema
Novo Nordisk A/S
- Location
- Skokie, IL + 36 other US sites
- Eligibility basics
- Ages 18+
- RecruitingPhase 3
A Study to Test the Efficacy and Safety of Staccato Alprazolam in Study Participants 12 Years of Age and Older With Stereotypical Prolonged Seizures
UCB Biopharma SRL
- Location
- Chicago, IL + 41 other US sites
- Eligibility basics
- Ages 12+
- RecruitingPhase 3
VE303 for Prevention of Recurrent Clostridioides Difficile Infection
Vedanta Biosciences, Inc.
- Location
- Burr Ridge, IL + 55 other US sites
- Eligibility basics
- Ages 12+
- RecruitingPhase 2
Phase 2, Efficacy and Safety Study of ACP-204 in Lewy Body Dementia Psychosis
ACADIA Pharmaceuticals Inc.
- Location
- Chicago, IL + 27 other US sites
- Eligibility basics
- Ages 55–84
- RecruitingPhase 3
Efficacy And Safety Evaluation of Glepaglutide in Treatment of SBS
Zealand Pharma
- Location
- Chicago, IL + 4 other US sites
- Eligibility basics
- Ages 18–90
- RecruitingPhase 2
Study of MRM-3379 in Male Participants With Fragile X Syndrome (BLOOM)
Mirum Pharmaceuticals, Inc.
- Location
- Chicago, IL + 13 other US sites
- Eligibility basics
- Ages 13–45 · Men only