There are currently 65 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 Orange County Retina Medical Group. 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.
Efficacy, Safety, and Tolerability of Two Administrations of COMP360 in Participants With TRD
NCT05711940
Recruiting
Efficacy, Safety, and Tolerability of two administrations of COMP360 in participants with treatment-resistant depression (TRD)
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/24/2025
Locations: Syrentis Clinical Research, Santa Ana, California
Conditions: Treatment Resistant Depression
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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:
07/24/2025
Locations: Southern California Clinical Research, Santa Ana, California
Conditions: Obesity
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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:
07/24/2025
Locations: Wolverine Clinical Trials, Santa Ana, California
Conditions: Atopic Dermatitis
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A Study of Remternetug (LY3372993) in Early Alzheimer's Disease (TRAILRUNNER-ALZ 3)
NCT06653153
Recruiting
The purpose of this study is to measure the difference in time to developing or worsening memory, thinking, or functional problems due to Alzheimer's disease occurring in participants receiving study drug compared to placebo. Participation could last up to 255 weeks including screening, a double-blind treatment period, and a double-blind observation period. In addition, eligible participants who receive placebo during the double-blind treatment period may choose to extend their study participat... Read More
Gender:
ALL
Ages:
Between 55 years and 80 years
Trial Updated:
07/22/2025
Locations: Syrentis Clinical Research, Santa Ana, California
Conditions: Alzheimer's Disease
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A Study of Retatrutide (LY3437943) in the Maintenance of Weight Reduction in Individuals With Obesity
NCT06859268
Recruiting
This is a study of retatrutide in participants with obesity. The main purpose is to learn more about how retatrutide maintains body weight loss. The study will have two treatment phases: an 80 week lead-in phase in which all participants will take retatrutide dose 1 and a 36 week randomized, double-blinded phase in which participants will either take retatrutide dose 1, retatrutide dose 2, or switch to placebo. Participation in the study will last around 125 weeks.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/22/2025
Locations: Southern California Clinical Research, Santa Ana, California
Conditions: Obesity
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A Study of TAK-360 in Adults With Idiopathic Hypersomnia
NCT06812078
Recruiting
Idiopathic Hypersomnia (IH) is a condition where people feel extremely sleepy during the day, especially in the morning, even if they sleep a lot at night. They may have trouble waking up in the morning, no matter how much they sleep (sometimes more than 11 hours per day), and they can't help feeling tired, even after taking daytime naps. Because of this sleepiness, they may have trouble focusing, thinking clearly, or keeping up with daily activities. They may also have symptoms like dizziness o... Read More
Gender:
ALL
Ages:
Between 18 years and 70 years
Trial Updated:
07/22/2025
Locations: Takeda Site 10, Santa Ana, California
Conditions: Idiopathic Hypersomnia
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Long-term Safety and Efficacy of ESK-001 in Moderate to Severe Plaque Psoriasis
NCT06846541
Recruiting
The objective of the ESK-001-018 long term extension is to evaluate the safety and efficacy of ESK-001 over time. The scientific questions it aims to answer are: * How safe is taking ESK-001 long-term in people with moderate to severe plaque psoriasis? * Does taking ESK-001 long-term reduce the severity of people's plaque psoriasis? Patients will enter the long-term extension study following completion of one of the parent studies (ESK-001-016 or ESK-001-017) and will receive open-label ESK-00... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/21/2025
Locations: Southern California Clinical Research, Santa Ana, California
Conditions: Plaque Psoriasis, Psoriasis (PsO), Psoriasis, Moderate Psoriasis, Severe Psoriasis
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A Trial to Evaluate the Safety and Efficacy of Benfotiamine in Patients With Early Alzheimer's Disease (BenfoTeam)
NCT06223360
Recruiting
The purpose of this study is to learn more about the safety, effectiveness and tolerability of the study drug called Benfotiamine which may delay or slow the progression of the symptoms of early Alzheimer's disease.
Gender:
ALL
Ages:
Between 50 years and 89 years
Trial Updated:
07/21/2025
Locations: Syrentis Clinical Research, Santa Ana, California
Conditions: Alzheimer Disease
Register for Updates
A Study Evaluating the Efficacy of Budesonide, Glycopyrronium and Formoterol Fumarate Metered Dosed Inhaler on Cardiopulmonary Outcomes in Chronic Obstructive Pulmonary Disease
NCT06283966
Recruiting
This study will evaluate the effect of triple ICS/LAMA/LABA therapy with BGF MDI 320/14.4/9.6 μg on cardiopulmonary outcomes relative to LAMA/LABA therapy with GFF MDI 14.4/9.6 μg in a population with COPD and elevated cardiopulmonary risk.
Gender:
ALL
Ages:
Between 40 years and 80 years
Trial Updated:
07/18/2025
Locations: Research Site, Santa Ana, California
Conditions: COPD (Chronic Obstructive Pulmonary Disease)
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The Effect of Retatrutide Once Weekly on Cardiovascular Outcomes and Kidney Outcomes in Adults Living With Obesity (TRIUMPH-Outcomes)
NCT06383390
Recruiting
The main purpose of this study is to determine if retatrutide can significantly lower the incidence of serious heart-related complications or prevent the worsening of kidney function. The trial will enroll adults with body mass index 27 kg/m\^2 or higher and Atherosclerotic Cardiovascular Disease and/or chronic kidney disease. The study will last for about 5 years. Participants will have up to 27 clinic visits with the study doctor.
Gender:
ALL
Ages:
45 years and above
Trial Updated:
07/17/2025
Locations: Southern California Clinical Research, Santa Ana, California
Conditions: Atherosclerotic Cardiovascular Disease (ASCVD), Chronic Kidney Disease (CKD)
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A Study to Explore the Efficacy of JNJ-89495120 in the Treatment of Major Depressive Disorder
NCT06785012
Recruiting
The purpose of this study is to evaluate how well JNJ-89495120 works (anti-depressant effects) and how well it is tolerated as compared to placebo on reducing the symptoms of depression in participants with major depressive disorder (MDD).
Gender:
ALL
Ages:
Between 18 years and 64 years
Trial Updated:
07/17/2025
Locations: Syrentis Clinical Research, Santa Ana, California
Conditions: Depressive Disorder, Major
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A Study of Baricitinib (LY3009104) in Children From 6 Years to Less Than 18 Years of Age With Alopecia Areata
NCT05723198
Recruiting
The main purpose of this study is to determine the efficacy and safety of baricitinib for the treatment of severe or very severe alopecia areata (hair loss) in children from 6 years to less than 18 years of age. The study is divided into 4 periods, a 5-week Screening period, a 36-week Double-Blind Treatment Period, an approximately 2-year Long-term Extension Period, and a 4-week Post-treatment Follow-up period.
Gender:
ALL
Ages:
Between 6 years and 17 years
Trial Updated:
07/17/2025
Locations: Southern California Dermatology, Inc., Santa Ana, California
Conditions: Areata Alopecia, Alopecia, Hypotrichosis, Hair Diseases, Skin Diseases, Pathological Conditions, Anatomical
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