Data sourced from ClinicalTrials.gov (NIH registry) Updated weekly IRB-supervised studies only
Home/CA/Long Beach
Updated August 2026 from ClinicalTrials.gov

Paid Clinical Trials in Long Beach, CA

Studies commonly pay $75 to $4,500 per completed study

3,361 clinical trials are currently recruiting participants within 30 miles of Long Beach. Listings below come straight from the official NIH registry, alongside the area's top-rated research centers with real Google reviews.

3,361studies recruiting
9+research centers nearby
4condition categories
Live from the NIH registry

Studies recruiting near Long Beach right now

Top 25 of 3,361 recruiting studies, sorted by proximity — each links to its official registry page

Emicizumab for Severe Von Willebrand Disease (VWD) and VWD/Hemophilia A

Von Willebrand Disease, Type 3, Concomitant VWD and Hemophilia Phase 1 Interventional 40 participants sought
The Center for Comprehensive Care and Diagnosis of Inherited Blood Disorders (CIBD) — Orange, California (18.0 mi) · Sponsor: Bleeding and Clotting Disorders Institute Peoria, Illinois
See eligibility & contact on ClinicalTrials.gov (NCT05500807)

A Clinical Study of Zilovertamab Vedotin (MK-2140) Plus Rituximab Plus Cyclophosphamide, Doxorubicin, and Prednisone (R-CHP) Versus Polatuzumab Vedotin Plus R-CHP in People With Diffuse Large B-cell Lymphoma (DLBCL) (MK-2140-011/waveLINE-011)

Lymphoma, Large B-Cell, Diffuse Phase 2 Interventional 594 participants sought
City of Hope Comprehensive Cancer Center ( Site 0191) — Duarte, California (26.0 mi) · Sponsor: Merck Sharp & Dohme LLC
See eligibility & contact on ClinicalTrials.gov (NCT06890884)

Phase 3 Study of RLY-2608 + Fulvestrant vs Capivasertib + Fulvestrant as Treatment for Locally Advanced or Metastatic PIK3CA-mutant HR+/HER2- Breast Cancer

PIK3CA Mutation, HER2- Negative Breast Cancer Phase 3 Interventional 540 participants sought
Cedars-Sinai Medical Center — Los Angeles, California (18.1 mi) · Sponsor: Relay Therapeutics, Inc.
See eligibility & contact on ClinicalTrials.gov (NCT06982521)

A Study in People With Diabetic Macular Edema to Test How Well Different Doses of BI 3812465 Are Tolerated

Diabetic Macular Edema Phase 1, Phase 2 Interventional 49 participants sought
Retina Associates of Southern California — Huntington Beach, California (13.5 mi) · Sponsor: Boehringer Ingelheim
See eligibility & contact on ClinicalTrials.gov (NCT07553429)

Outcomes Associated With Tirbanibulin for Large Field Application on the Face in the U.S (CLEAR)

Actinic Keratosis (AK) N/A Observational 30 participants sought
Ablon Skin Institute and Research Center — Manhattan Beach, California (15.2 mi) · Sponsor: Avant Health LLC
See eligibility & contact on ClinicalTrials.gov (NCT07657988)

Shorter Versus Extended Course of Antibiotic Therapy for Necrotizing Soft Tissue Infections

Necrotizing Soft Tissue Infection N/A Observational 50 participants sought
University of California Irvine Medical Center — Orange, California (18.0 mi) · Sponsor: University of California, Irvine
See eligibility & contact on ClinicalTrials.gov (NCT06002607)

A Study Testing the Combination of Dasatinib or Imatinib to Chemotherapy Treatment With Blinatumomab for Children, Adolescents, and Young Adults With Philadelphia Chromosome Positive (Ph+) or ABL-Class Philadelphia Chromosome-Like (Ph-Like) B-cell Acute Lymphoblastic Leukemia (B-ALL)

B Acute Lymphoblastic Leukemia Phase 2 Interventional 222 participants sought
Miller Children's and Women's Hospital Long Beach — Long Beach, California (2.5 mi) · Sponsor: National Cancer Institute (NCI)
See eligibility & contact on ClinicalTrials.gov (NCT06124157)

A Study to Investigate the Safety and Efficacy of MEDI0618 Compared to Placebo in Adult Participants With Episodic Migraine

Migraine Phase 2 Interventional 488 participants sought
Clinical Research Institute, LCC — Los Angeles, California (18.1 mi) · Sponsor: AbbVie
See eligibility & contact on ClinicalTrials.gov (NCT06602479)

Phase 2 Study to Evaluate EI-001 in Non-segmental Vitiligo Patients

Non-segmental Vitiligo Phase 2 Interventional 45 participants sought
Marvel Clinical Research — Huntington Beach, California (13.5 mi) · Sponsor: Elixiron Immunotherapeutics (Hong Kong) Ltd.
See eligibility & contact on ClinicalTrials.gov (NCT07223229)

Fibromyalgia Response With Esreboxetine Evaluated Using a Randomized Withdrawal Research Design

Fibromyalgia Phase 3 Interventional 620 participants sought
Clinical Research Site — Anaheim, California (14.7 mi) · Sponsor: Axsome Therapeutics, Inc.
See eligibility & contact on ClinicalTrials.gov (NCT07398417)

A Study Assessing Corneal Endothelial Cells in Participants With Neovascular Age-related Macular Degeneration (nAMD) Treated With the Port Delivery System With Ranibizumab (PDS)

Neovascular Age-related Macular Degeneration Phase 4 Interventional 188 participants sought
Macula Retina Vitreous Research Institute — Torrance, California (10.3 mi) · Sponsor: Genentech, Inc.
See eligibility & contact on ClinicalTrials.gov (NCT04853251)

PEACE Trial: Postpartum Evaluation of Antihypertensive Cessation and Efficacy

Postpartum Hypertension (PPHT) Phase 4 Interventional 110 participants sought
UCLA Ronald Reagan — Los Angeles, California (18.1 mi) · Sponsor: University of California, Los Angeles
See eligibility & contact on ClinicalTrials.gov (NCT06915792)

Developing an Innovative Decision Support Tool for Pediatric Neuromuscular Scoliosis

Children With Medical Complexity (CMC), Multiple Chronic Conditions N/A Interventional 110 participants sought
Children's Hospital Los Angeles — Los Angeles, California (18.1 mi) · Sponsor: University of Utah
See eligibility & contact on ClinicalTrials.gov (NCT07167927)

Towards Restoring Complex Movement After Paralysis: Algorithm Development With Healthy Participants

Movement Disorders, Neurorehabilitation N/A Interventional 50 participants sought
UCLA Neural Engineering and Computation Lab — Los Angeles, California (18.1 mi) · Sponsor: University of California, Los Angeles
See eligibility & contact on ClinicalTrials.gov (NCT07236892)

A Solid Tumor Study for Long Term Treatment of Cancer Patients Who Participated in Adagrasib Studies

Solid Tumors Phase 2 Interventional 170 participants sought
Local Institution - 0082 — Long Beach, California (2.5 mi) · Sponsor: Mirati Therapeutics Inc.
See eligibility & contact on ClinicalTrials.gov (NCT07415031)

Multicenter Clinical Study of the SING-IMT in Patients with Late-stage AMD

Age-Related Macular Degeneration, Geographic Atrophy N/A Interventional 125 participants sought
Eye Physicians of Long Beach — Long Beach, California (2.5 mi) · Sponsor: VisionCare, Inc.
See eligibility & contact on ClinicalTrials.gov (NCT05438732)

A First-in-human (FIH), Phase I Study of PTX-912 in Patients with Locally Advanced/Metastatic Solid Tumors

Advanced Cancer, Solid Tumor Phase 1 Interventional 26 participants sought
City of Hope National Medical Center — Duarte, California (26.0 mi) · Sponsor: Proviva Therapeutics, Inc.
See eligibility & contact on ClinicalTrials.gov (NCT06190886)

Phytocannabinoids for Reducing Chronic Chemotherapy-Induced Peripheral Neuropathy in Breast and Colon Cancer Survivors

Breast Carcinoma, Chemotherapy-Induced Peripheral Neuropathy Phase 2 Interventional 120 participants sought
City of Hope at Irvine Lennar — Irvine, California (21.7 mi) · Sponsor: City of Hope Medical Center
See eligibility & contact on ClinicalTrials.gov (NCT06731894)

DESTINY-Endometrial01: A Phase III Study of Trastuzumab Deruxtecan Plus Rilvegostomig or Pembrolizumab as First-Line Treatment of HER2-Expressing (IHC 3+/2+), Mismatch Repair Proficient (pMMR) Endometrial Cancer

Endometrial Cancer Phase 3 Interventional 600 participants sought
Research Site — Irvine, California (21.7 mi) · Sponsor: AstraZeneca
See eligibility & contact on ClinicalTrials.gov (NCT06989112)
Actively enrolling

Studies you may be able to join near Long Beach

These studies are recruiting through partner research networks. We may be paid a referral fee if you complete their screening form — this never changes what you pay (nothing) or the compensation the study offers you.

Research study for alcohol-related liver damage

Enrolling US adults aged 18 to 70 with alcohol-induced liver damage and a history of heavy drinking. Not open to people with a recent stroke, heart attack, dialysis, or who take blood thinners.

Screening is free and takes a few minutes. Eligibility and any compensation are confirmed by the study team, not by this site.

Check your eligibility

Research studies for chronic kidney disease

This research platform is enrolling Black and African American adults in eligible areas who have been diagnosed with chronic kidney disease. Compensation may be available. The study team confirms eligibility before enrollment.

Screening is free and takes a few minutes. Eligibility and any compensation are confirmed by the study team, not by this site.

Check your eligibility

Research study for bladder problems after spinal cord injury

This study is enrolling US adults aged 18 to 75 living with chronic involuntary bladder leakage caused by a spinal cord injury, for research including investigational gene therapy approaches. The study team confirms eligibility and any compensation before enrollment.

Screening is free and takes a few minutes. Eligibility and any compensation are confirmed by the study team, not by this site.

Check your eligibility
Google-rated

Top-rated research centers in Long Beach

Dedicated clinical research sites near you — with their real Google ratings, reviews and contact details

Kinetic Clinical Research

★ 4.9
2008 Pacific Ave, Long Beach, CA 90806
(562) 436-4761
"Great staff . This whole process was handled professionally friendly with care and compassion . I was spectacularly amazed . Maribel and Richie are t…"
— Iris Delgado, 5★

Long Beach Center For Clinical Research

★ 4.1
3745 Long Beach Blvd #100, Long Beach, CA 90807
(562) 595-9366
"Everybody is so professional about their job!! Great team!!"
— Lorinne Yee, 5★

Ark Clinical Research

★ 4.5
2220 Clark Ave, Long Beach, CA 90815
(562) 997-1000
"Good service and very good support programs, the only downside is that it's very far away."
— Elias Castillo, 5★

Long Beach Research Institute

★ 4.7
3300 E South St #205, Long Beach, CA 90805
(562) 471-3773
"Came here for a research study. Great place."
— Anthony Roberts, 5★

CenExel CNS

★ 3.7
3771 Katella Ave #300, Los Alamitos, CA 90720
(866) 787-4257
"Awesome clinical trials and the staff are awesome too always there to help even the receptionist always good visits."
— James Marquez, 5★

CenExel Anaheim CA

★ 4.2
2441 W La Palma Ave Ste 140, Anaheim, CA 92801
(714) 774-7777
"Care Bears! Care Bears! Care Bears! So I recently stood in house at this facility for a month long. It definitely was an experience I'd never witness…"
— Richard Branscombe, 5★

CenExel CIT

★ 4.7
17800 Woodruff Ave Ste b, Bellflower, CA 90706
(866) 478-8391
""Best Place in Town To Be<br>Inpatient Unit Is Comfortable and Great Staff Members that are Professional and Very Courteous...!""
— Famous Feather, 5★

Pacific Clinical Studies

4152 Katella Ave STE 201, Los Alamitos, CA 90720
(562) 598-0600

Center For Clinical Trials

16660 Paramount Blvd #301, Paramount, CA 90723
(562) 633-5101

Clinical trials in Long Beach: what's recruiting

The Long Beach area currently has 3,361 studies open to new participants, according to the ClinicalTrials.gov registry maintained by the U.S. National Institutes of Health. Among the studies closest to Long Beach, the most active research areas are:

  • Cancer & Oncology7 studies
  • Brain & Mental Health2 studies
  • Heart & Vascular2 studies
  • Diabetes & Metabolism1 studies

Every listing shows the study phase, the recruiting site and its distance from Long Beach, and links to the official registry page where eligibility criteria and study contacts are published. Compensation is set by each sponsor: industry surveys report typical payments of $75 to $4,500 per completed study, with short observational studies at the low end and multi-visit or overnight Phase 1 studies at the high end.

How to enroll in a paid study in Long Beach

Start with a study whose condition matches your profile — or a healthy-volunteer study if you have no diagnosis. Contact the research site through the registry page, complete a short phone screen, then attend an in-person screening visit. If you qualify, the study team walks you through the informed consent document, which details every procedure, risk and payment before you commit. You can withdraw at any point, and enrollment is always free.

Long Beach participants can also register with the dedicated research centers listed above — many maintain volunteer databases and call when a matching study opens — or sign up for our email alert below to hear when a new study starts recruiting within 30 miles of your ZIP code.

Frequently asked questions

Do I need to be sick to join a clinical trial in Long Beach?
No. Many studies recruit healthy volunteers, especially early-phase studies run at dedicated research centers. Others need participants diagnosed with a specific condition. Every trial lists its eligibility criteria — age range, condition, medications — and the study team screens you before enrollment.
Are clinical trials in Long Beach safe?
Every trial on this page is registered on ClinicalTrials.gov, the official NIH registry, and is overseen by an Institutional Review Board (IRB). Before joining you receive an informed consent document detailing procedures, risks and compensation. Participation is voluntary and you can withdraw at any time.
How do I join a study in Long Beach, CA?
Pick a study that matches your profile, contact the research site (or apply through the study links on this page), pass a phone pre-screen, then attend an in-person screening visit. If you qualify, you review and sign the informed consent and the study begins. The process typically takes 1-3 weeks.
Is compensation for clinical trials taxable?
In the U.S., clinical trial compensation is generally considered taxable income, and research sites may issue a 1099 form for payments above $600 in a year. Reimbursements for travel or meals are typically treated differently. Consult a tax professional for your situation.
What is the difference between a research center and a hospital study in Long Beach?
Dedicated research centers (listed on this page with their Google ratings) run studies as their core business — often healthy-volunteer and vaccine studies with structured compensation. Hospital and university studies tend to focus on patients with specific conditions. Both types are registered and IRB-supervised.

Paid clinical trials near Long Beach

Other metros within reach

Torrance, CA3,253 Huntington Beach, CA2,863 Garden Grove, CA3,176 Fullerton, CA3,246 Santa Ana, CA1,945 Anaheim, CA3,181 Glendale, CA2,959 Los Angeles, CA2,949

By condition

Eligibility and exclusions, condition by condition

Alcoholic Liver Disease in Long Beach Chronic Kidney Disease (HealthMatch) in Long Beach Bladder Issues Due To Spinal Cord Injury in Long Beach All conditions

More of CA

Torrance3,253 Fullerton3,246 Anaheim3,181 Garden Grove3,176 Pomona3,138 Glendale2,959 Los Angeles2,949 Huntington Beach2,863 Santa Clarita2,390 Hayward2,268 Oakland2,257

New paid studies open every week

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