There are currently 68 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.
A Study of 2 Doses of EYE103 Compared With Ranibizumab (0.5 mg) in Participants With DME
Recruiting
EYE-RES-103 is a randomized, double masked pivotal study to evaluate the efficacy and safety of 2 dose levels of EYE103 in comparison with the active control, ranibizumab, in patients with diabetic macular edema (DME). In the first year, all 3 treatment groups will be treated every 4 weeks with either EYE103 or ranibizumab. Beginning at Year 2, the frequency of treatment for participants will shift based on a personalized treatment interval algorithm. Approximately 960 participants will be ent... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
05/19/2025
Locations: Santa Ana, CA, Santa Ana, California +1 locations
Conditions: Diabetic Macular Edema (DME)
Disitamab Vedotin With Pembrolizumab vs Chemotherapy in Previously Untreated Urothelial Cancer Expressing HER2
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:
05/19/2025
Locations: The Oncology Institute of Hope and Innovation, Santa Ana, California
Conditions: Urothelial Carcinoma
A Study of Retatrutide (LY3437943) in the Maintenance of Weight Reduction in Individuals With Obesity
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:
05/16/2025
Locations: Southern California Clinical Research, Santa Ana, California
Conditions: Obesity
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)
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:
05/16/2025
Locations: Anthos Investigative Site 1076, Santa Ana, California
Conditions: Atrial Fibrillation (AF)
A Study of TAK-360 in Adults With Narcolepsy Without Cataplexy (NT2)
Recruiting
Narcolepsy without cataplexy or Narcolepsy Type 2 (NT2) is a lifelong condition that makes people very sleepy during the day, regardless of how much sleep they get at night. People with NT2 may fall asleep suddenly, have trouble staying awake during the day, or may not be able to sleep well at night. They may have difficulty thinking clearly, paying attention, or remembering things, during the day. These symptoms can make daily activities like driving, working, or caring for their families chall... Read More
Gender:
ALL
Ages:
Between 18 years and 70 years
Trial Updated:
05/15/2025
Locations: Takeda Site 10, Santa Ana, California
Conditions: Narcolepsy Type 2
Study to Evaluate the Effect of Balcinrenone/Dapagliflozin in Patients With Heart Failure and Impaired Kidney Function
Recruiting
This is a Phase III, international, multi-centre, randomised, double-blind, parallel-group, double-dummy, active-controlled, event-driven study in patients with chronic HF and impaired kidney function who had a recent HF event. The aim is to evaluate the effect of balcinrenone/dapagliflozin vs dapagliflozin, given once daily on top of other classes of SoC, on CV death and HF events.
Gender:
ALL
Ages:
Between 18 years and 130 years
Trial Updated:
05/13/2025
Locations: Research Site, Santa Ana, California
Conditions: Heart Failure and Impaired Kidney Function
A Study Assessing Corneal Endothelial Cells in Participants With Neovascular Age-related Macular Degeneration(nAMD) Treated With the Port Delivery System With Ranibizumab (PDS)
Recruiting
This study will assess corneal endothelial cells in participants with nAMD treated with PDS refilled every 24 weeks (Q24W).
Gender:
ALL
Ages:
50 years and above
Trial Updated:
05/12/2025
Locations: Orange County Retina Med Group, Santa Ana, California
Conditions: Neovascular Age-related Macular Degeneration
Extension Study for the Port Delivery System With Ranibizumab (Portal)
Recruiting
This study will evaluate the long-term safety and tolerability of the Port Delivery System with ranibizumab (PDS) (100 mg/mL) in participants with neovascular age-related macular degeneration (nAMD) who have either completed Phase II Study GX28228 (Ladder), Phase III Study GR40548 (Archway), Phase IIIb Study WR42221 (Velodrome), or completed Week 24 visit in Study WR42221 but were not eligible to be randomized in WR42221.
Gender:
ALL
Ages:
50 years and above
Trial Updated:
05/12/2025
Locations: Orange County Retina Med Group, Santa Ana, California
Conditions: Neovascular Age-Related Macular Degeneration
Allopregnanolone Regenerative Therapeutic for Mild Alzheimer's Disease
Recruiting
A phase 2, double-blind, randomized, placebo-controlled clinical trial to evaluate the safety and efficacy of Allopregnanolone as a regenerative therapeutic for Alzheimer's disease.
Gender:
ALL
Ages:
Between 55 years and 80 years
Trial Updated:
05/06/2025
Locations: Syrentis Clinical Research, Santa Ana, California
Conditions: Alzheimer Dementia, Late Onset Alzheimer Disease, Neurodegenerative Diseases
A Study to Investigate the Effect on Lung Function of BDA Formulated With a New Propellant (HFO) Compared With an Approved Asthma Treatment (BDA With HFA Propellant) in Participants With Asthma
Recruiting
The purpose of this study is to assess the PD equivalence of the approved asthma combination therapy, BDA, delivered using the proposed replacement propellant HFO compared with BDA delivered using the currently approved propellant HFA in participants with asthma.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
05/06/2025
Locations: Research Site, Santa Ana, California
Conditions: Asthma
4D-150 in Patients With Macular Neovascularization Secondary to Age-Related Macular Degeneration
Recruiting
A Phase 3, Randomized, Double-Masked, Active-Controlled Trial in Adults with Macular Neovascularization Secondary to Age-Related Macular Degeneration
Gender:
ALL
Ages:
50 years and above
Trial Updated:
05/06/2025
Locations: Orange County Retina Medical Group, Santa Ana, California
Conditions: Macular Neovascularization Secondary to Age-Related Macular Degeneration
Study to Evaluate the Efficacy and Safety of Intravitreal OTX-TKI (Axitinib Implant) in Subjects With Neovascular Age- Related Macular Degeneration
Recruiting
Study to Evaluate the Efficacy and Safety of Intravitreal OTX-TKI (Axitinib Implant) in Subjects with Neovascular Age- Related Macular Degeneration
Gender:
ALL
Ages:
50 years and above
Trial Updated:
05/05/2025
Locations: Orange County Retina Medical Group, Santa Ana, California
Conditions: Neovascular Age-related Macular Degeneration