There are currently 69 clinical trials in Santa Ana, California looking for participants to engage in research studies. Trials are conducted at various facilities, including Syrentis Clinical Research, GSK Investigational Site, Apex Research Institute and Neuropsychiatric Research Center of Orange County. Whether you're a healthy volunteer looking to participate in paid medical research or seeking trials related to a specific condition, the city provides a diverse range of opportunities near you.
Disitamab Vedotin With Pembrolizumab vs Chemotherapy in Previously Untreated Urothelial Cancer Expressing HER2
NCT05911295
Recruiting
This study will enroll participants with urothelial cancer (UC). UC can include cancer of the bladder, kidney, or the tubes that carry pee through the body (ureter, urethra). This study will try to find out if the drugs disitamab vedotin with pembrolizumab works better than platinum-containing chemotherapy to treat patients with UC. This study will also test what side effects happen when participants take these drugs together. A side effect is anything a drug does to the body besides treating th... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Helios Clinical Research, Santa Ana, California
Conditions: Urothelial Carcinoma
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Phase 3 Study of Adjunctive Treatment With Seltorexant in Adult and Elderly Participants With Major Depressive Disorder and Insomnia Symptoms
NCT06559306
Recruiting
The purpose of this study is to know how well seltorexant works, and also to evaluate safety and maintenance effect of seltorexant compared with placebo as an adjunctive therapy to an antidepressant in improving depressive symptoms in participants with major depressive disorder with insomnia symptoms (MDDIS) who have had an inadequate response to current antidepressant therapy with a selective serotonin reuptake inhibitor (SSRI) or serotonin-norepinephrine reuptake inhibitor (SNRI).
Gender:
ALL
Ages:
Between 18 years and 74 years
Trial Updated:
08/14/2025
Locations: Syrentis Clinical Research, Santa Ana, California
Conditions: Depressive Disorder, Major
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MiSight 1 Day Post-Approval Study for Effectiveness and Visual Symptoms
NCT05285553
Recruiting
The purpose of this post-approval study is to confirm the effectiveness of the MiSight 1 Day lens in clinical practices within the US and to assess the stability of the myopia reduction over one-year post-treatment.
Gender:
ALL
Ages:
Between 8 years and 12 years
Trial Updated:
08/13/2025
Locations: Paje Optometric, Santa Ana, California
Conditions: Myopia
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A Phase 3, Placebo-controlled, Double-blind Study Assessing Rocatinlimab in Prurigo Nodularis
NCT06527404
Recruiting
The main objective of the study will be to evaluate the efficacy of rocatinlimab compared with placebo at week 24 on the patient-reported outcome (PRO) measure of pruritus and overall clinical assessment score (US only).
Gender:
ALL
Ages:
Between 18 years and 100 years
Trial Updated:
08/13/2025
Locations: Wolverine Clinical Trials, Santa Ana, California
Conditions: Prurigo Nodularis
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A Study to Assess Long-term Safety, Tolerability, and Efficacy of Rocatinlimab in Adult and Adolescent Participants With Moderate-to-severe Atopic Dermatitis (AD)
NCT05882877
Recruiting
The primary objective of this study is to describe the long-term safety and tolerability of rocatinlimab in participants with moderate-to-severe AD.
Gender:
ALL
Ages:
Between 12 years and 100 years
Trial Updated:
08/13/2025
Locations: Wolverine Clinical Trials, Santa Ana, California
Conditions: Atopic Dermatitis
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Evaluation of Maridebart Cafraglutide in Adult Participants Without Type 2 Diabetes Mellitus Who Have Obesity or Are Overweight
NCT06858839
Recruiting
The primary objective of this study is to demonstrate that maridebart cafraglutide is superior to placebo for percent change in body weight.
Gender:
ALL
Ages:
Between 18 years and 99 years
Trial Updated:
08/13/2025
Locations: Southern California Clinical Research, Santa Ana, California
Conditions: Obesity
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MILD® Percutaneous Image-Guided Lumbar Decompression: A Medicare Claims Study
NCT03072927
Recruiting
This prospective longitudinal study will compare incidence rates of Medicare beneficiary surgical and minimally invasive intervention post index procedure, as well as harms associated with the MILD procedure, at 24 months post-treatment with MILD, tested against a control group of similar patients that have had a comparable procedure. This study will start with patients treated with a study procedure having an index date on or after January 1, 2017, and enrollment will continue until stopped by... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/13/2025
Locations: UCI Medical Center- Central Distribution Warehouse - Dyer, Santa Ana, California
Conditions: Lumbar Spinal Stenosis
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A Study to Evaluate Efficacy, Safety & Pharmacokinetics of the Port Delivery System (PDS) With Ranibizumab in Participants With Diabetic Macular Edema (DME) Compared With Intravitreal Ranibizumab; A Subtudy to Evaluate the Safety of Re-Implanting the PDS With Ranibizumab in Participants With DME
NCT04108156
Recruiting
This study will evaluate the efficacy, safety, and pharmacokinetics of the PDS with Ranibizumab in participants with DME when treated every 24 weeks (Q24W) compared with intravitreal ranibizumab 0.5 mg every 4 weeks (Q4W). The substudy will evaluate safety of re-implanting the updated PDS with ranibizumab and the refill-exchange procedures following re-implantation in participants with DME who were previously enrolled in the main Study, GR40550. Up to 100 participants from the main study will b... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/13/2025
Locations: Orange County Retina Medical Group, Santa Ana, California
Conditions: Diabetic Macular Edema
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Study to evaLuate the effIcacy and Safety of abeLacimab in High-risk Patients With Atrial Fibrillation Who Have Been Deemed Unsuitable for Oral antiCoagulation (LILAC-TIMI 76)
NCT05712200
Recruiting
A study to evaluate the effect of abelacimab relative to placebo on the rate of ischemic stroke or systemic embolism (SE) in patients with Atrial Fibrillation (AF) who have been deemed by their responsible physicians or by their own decision to be unsuitable for oral anticoagulation therapy.
Gender:
ALL
Ages:
65 years and above
Trial Updated:
08/11/2025
Locations: Anthos Investigative Site 1076, Santa Ana, California
Conditions: Atrial Fibrillation (AF)
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Pivotal 2 Study of RGX-314 Gene Therapy in Participants With nAMD
NCT05407636
Recruiting
ABBV-RGX-314 (also known as RGX-314) is being developed as a novel one-time gene therapy for the treatment of neovascular (wet) age-related macular degeneration (wet AMD). Wet AMD is characterized by loss of vision due to new, leaky blood vessel formation in the retina. Wet AMD is a significant cause of vision loss in the United States, Europe and Japan, with up to 2 million people living with wet AMD in these geographies alone. Current anti-vascular endothelial growth factor (VEGF) therapies ha... Read More
Gender:
ALL
Ages:
Between 50 years and 89 years
Trial Updated:
08/11/2025
Locations: Orange County Retina Medical Group /ID# 256286, Santa Ana, California
Conditions: AMD, nAMD, Wet Age-related Macular Degeneration, wAMD, WetAMD, CNV
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A Study of 2 Doses of Ritlecitinib in People 12 Years of Age and Older With Alopecia Areata
NCT06873945
Recruiting
The purpose of the study is to learn about the safety and effects of the study medicine (called ritlecitinib) for the treatment of alopecia areata. Alopecia areata is a disease that causes hair loss on the scalp, face, and areas of the body. Ritlecitinib is approved in many countries at a dose of 50 mg (milligram) taken by mouth once a day for the treatment of patients 12 years and older with severe alopecia areata. This study will look at both the 50 mg dose and a 100 mg dose. This study is s... Read More
Gender:
ALL
Ages:
12 years and above
Trial Updated:
08/11/2025
Locations: Southern California Clinical Research, Santa Ana, California
Conditions: Alopecia Areata
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A Research Study Comparing How Well Different Doses of the Medicine NNC0487-0111 Lower Blood Sugar in People With Type 2 Diabetes
NCT06542874
Recruiting
The study will look at how well different doses of a new medicine called NNC0487-0111 help lower the blood sugar and body weight in people with type 2 diabetes. NNC0487-0111 is a new medicine which cannot be prescribed by doctors but has previously been tested in humans. Participants will either get NNC0487-0111, which is given as tablets or as injections, or placebo. Which treatment the participant get is decided by chance.The study will last for about 43 weeks.
Gender:
ALL
Ages:
Between 18 years and 75 years
Trial Updated:
08/10/2025
Locations: Southern Cal Clinical Research, Santa Ana, California
Conditions: Type 2 Diabetes (T2D)
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