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District Of Columbia Paid Clinical Trials
A listing of 851 clinical trials in District Of Columbia actively recruiting volunteers for paid trials and research studies in various therapeutic areas.
421 - 432 of 851
District Of Columbia is currently home to 851 active clinical trials, seeking participants for engagement in research studies. These trials take place at a variety of cities in the state, including Washington, Washington, D.C., Washington DC and Washington, Dc. Whether you're a healthy volunteer interested in paid medical research or someone seeking trials related to a specific condition, the state offers a diverse array of opportunities in your vicinity.
Featured Therapy
Unique Treatment for High Blood Pressure
Worried about high blood pressure? Think beyond typical high blood pressure treatments.
People who may be candidates for this procedure:
• Are at least 18 years old
• Have been unable to manage their high blood pressure with medications or lifestyle changes alone¹
Learn about a safe and effective procedure that may help reduce high blood pressure. See if you qualify today.
¹ Kandzari DE, et al. J Am Coll Cardiol. Nov 7, 2023;82(19):1809-1823.
People who may be candidates for this procedure:
• Are at least 18 years old
• Have been unable to manage their high blood pressure with medications or lifestyle changes alone¹
Learn about a safe and effective procedure that may help reduce high blood pressure. See if you qualify today.
¹ Kandzari DE, et al. J Am Coll Cardiol. Nov 7, 2023;82(19):1809-1823.
Conditions:
High Blood Pressure
High Blood Pressure (& [Essential Hypertension])
High Blood Pressure (Hypertension).
Hypertension
Essential Hypertension
Featured Trial
Paid Clinical Studies Nationwide
Recruiting
Nationwide clinical trials offered in your area. Some trials offering up to several thousand dollars in compensation for participation.
Conditions:
Healthy
Healthy Volunteer Study
Featured Offer
Discover Affordable Semaglutide Providers
We Checked the Checkout Page on Every Semaglutide Provider. Here's What We Found.
There's a big difference between the price on a landing page and what you actually pay. We went all the way through checkout so you know exactly what to expect.
📋 5 providers ranked by true monthly cost
💵 Options starting as low as $149/month
🏥 Only licensed providers using FDA-registered pharmacies
⭐ Real Trustpilot scores included — including the ones with mixed reviews
🔒 Includes cancellation policy warnings so you don't get stuck
There's a big difference between the price on a landing page and what you actually pay. We went all the way through checkout so you know exactly what to expect.
📋 5 providers ranked by true monthly cost
💵 Options starting as low as $149/month
🏥 Only licensed providers using FDA-registered pharmacies
⭐ Real Trustpilot scores included — including the ones with mixed reviews
🔒 Includes cancellation policy warnings so you don't get stuck
Conditions:
Weight Loss
Morbid Obesity
Featured Trial
Healthy Participants Needed (Colonoscopy + Cancer Screening)
Recruiting
Earn $325 - $475 in electronic payment card compensation for your time and effort by participating in a clinical study to develop a blood test that may one day help screen for colon cancer. Take a quick quiz to see if you qualify.
Conditions:
Healthy
Healthy Volunteers
Healthy Subjects
Healthy Volunteer
Healthy Participants
Featured Therapy
Bladder leaks? This system might be the answer
Struggling with bladder leaks? Get bladder control beyond pills. The InterStimᵀᴹ system is an FDA-approved treatment that may help you regain control.
Take our quick survey to see if this system could work for you.
Risks may include surgical, device, and stimulation-related complications. See important safety info: https://83b.co/tlcbld
Take our quick survey to see if this system could work for you.
Risks may include surgical, device, and stimulation-related complications. See important safety info: https://83b.co/tlcbld
Conditions:
Overactive Bladder
Urinary Incontinence
Idiopathic Overactive Bladder
Incontinence
Healthy
A Study to Learn About How 20-Valent Pneumococcal Conjugate Vaccine Works in a Real-world Setting
Recruiting
The purpose of this study is to learn about how well the 20-valent pneumococcal conjugate vaccine (20vPnC) works against radiologically-confirmed community-acquired pneumonia (RAD+CAP) due to the 7 new serotypes (types of a bacteria called Streptococcus pneumoniae that cause pneumonia) included in 20vPnC vaccine.
This study is seeking participants who:
* are male or female ≥65 years of age.
* are hospitalized with physician suspicion of community acquired pneumonia (CAP).
* have pneumonia conf... Read More
Gender:
ALL
Ages:
65 years and above
Trial Updated:
06/26/2025
Locations: MedStar Washington Hospital Center, Washington, District of Columbia
Conditions: Pneumonia
Advancing Transplantation Outcomes in Children
Recruiting
This is a pediatric kidney transplant study comparing the safety and efficacy of an immunosuppressive regimen of belatacept and sirolimus to tacrolimus and Mycophenolate Mofetil (MMF). Two hundred participants will be randomized (1:1) to one of two groups within 24 hours following the transplant procedure. The duration of the study from time of transplant to the primary endpoint is 12-24 months.
Gender:
ALL
Ages:
Between 13 years and 20 years
Trial Updated:
06/25/2025
Locations: Children's National Medical Center (Site #: 71039), Washington, District of Columbia
Conditions: Kidney Transplant
Assessment of Tubal Occlusion During Minimally Invasive Myomectomy
Recruiting
This study uses a procedure called chromopertubation to look at how fibroids and fibroid surgery affect the fallopian tubes. Specifically, this study will test if the fallopian tubes are occluded or patent (open) before and after surgically removing fibroids.
Chromopertubation is a commonly performed and well-established procedure that is done during laparoscopic surgery to determine if the fallopian tubes are open or blocked. It includes inserting a dilute solution of saline with a small amoun... Read More
Gender:
FEMALE
Ages:
18 years and above
Trial Updated:
06/25/2025
Locations: MedStar Washington Hospital Center, Washington, District of Columbia
Conditions: Fallopian Tube Patency Tests, Fibroid/Myoma (Uterus/Cervix), Myomectomy, Fallopian Tube Disease
Evaluation of Efficacy and Safety of Suzetrigine for Pain Associated With Diabetic Peripheral Neuropathy
Recruiting
The purpose of this study is to evaluate the efficacy, safety, and tolerability of Suzetrigine (SUZ) in participants with pain associated with diabetic peripheral neuropathy (DPN).
Gender:
ALL
Ages:
Between 18 years and 80 years
Trial Updated:
06/25/2025
Locations: Velocity Clinical Research - Washington DC, Washington, District of Columbia
Conditions: Diabetic Peripheral Neuropathic Pain
Atezolizumab Plus Etoposide and Platinum in Small Cell Bladder Cancer
Recruiting
This is a single arm, Phase II trial involving the use of atezolizumab plus platinum and etoposide for patients with locally advanced urothelial cancer. The primary goal of this trial is to assess the pathologic complete response rate at cystectomy in patients after being treated with a combination therapy of atezolizumab, platinum, and etoposide.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
06/25/2025
Locations: Johns Hopkins University: Sibley Memorial Hospital, Washington, District of Columbia
Conditions: Small Cell Neuroendocrine Carcinoma of Bladder, Bladder Cancer, Urothelial Carcinoma Bladder
Comparing Impact of Treatment Before or After Surgery in Patients With Stage II-IIIB Resectable Non-small Cell Lung Cancer
Recruiting
This phase III trial compares standard therapy given after surgery (adjuvant) to standard therapy given before and after surgery (perioperative) in treating patients with stage II-IIIB non-small cell lung cancer (NSCLC) that can be removed by surgery (resectable). The usual approach for patients with resectable NSCLC is chemotherapy and/or immunotherapy before surgery, after surgery, or both before and after surgery. This study is being done to find out which approach is better at treating patie... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
06/24/2025
Locations: MedStar Georgetown University Hospital, Washington, District of Columbia
Conditions: Resectable Lung Non-Small Cell Carcinoma, Stage II Lung Cancer AJCC v8, Stage IIIA Lung Cancer AJCC v8, Stage IIIB Lung Cancer AJCC v8
Long-Term Follow-up Protocol for Participants Treated With Gene-Modified T Cells
Recruiting
This is a prospective study for the long-term follow-up (LTFU) of safety and efficacy for all pediatric and adult participants exposed to Gene-modified (GM) T-cell therapy participating in a previous Celgene sponsored or Celgene alliance partner sponsored study.
Participants who received at least one infusion of GM T cells will be asked to enroll in this LTFU protocol upon either premature discontinuation from, or completion of the prior parent treatment protocol.
Gender:
ALL
Ages:
All
Trial Updated:
06/24/2025
Locations: Local Institution - 01050, Washington, District of Columbia
Conditions: Neoplasms
Testing the Addition of an Anti-Cancer Drug, Irinotecan, to the Standard Chemotherapy Treatment (FOLFOX) After Long-Course Radiation Therapy for Advanced-Stage Rectal Cancers to Improve the Rate of Complete Response and Long-Term Rates of Organ Preservation
Recruiting
This phase II trial compares the effect of irinotecan versus oxaliplatin after long-course chemoradiation in patients with stage II-III rectal cancer. Combination chemotherapy drugs, such as FOLFIRINOX (fluorouracil, irinotecan, leucovorin, and oxaliplatin), FOLFOX (leucovorin, fluorouracil, oxaliplatin, and irinotecan ), and CAPOX (capecitabin and oxaliplatin) work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping them from dividing, or by stopping th... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
06/24/2025
Locations: MedStar Georgetown University Hospital, Washington, District of Columbia
Conditions: Locally Advanced Rectal Carcinoma, Stage II Rectal Cancer AJCC v8, Stage III Rectal Cancer AJCC v8
Testing the Use of the Usual Chemotherapy Before and After Surgery for Removable Pancreatic Cancer
Recruiting
This phase III trial compares perioperative chemotherapy (given before and after surgery) versus adjuvant chemotherapy (given after surgery) for the treatment of pancreatic cancer that can be removed by surgery (removable/resectable). Chemotherapy drugs, such as fluorouracil, irinotecan, leucovorin, and oxaliplatin, work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Giving chemotherapy before... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
06/24/2025
Locations: MedStar Georgetown University Hospital, Washington, District of Columbia
Conditions: Pancreatic Adenosquamous Carcinoma, Resectable Pancreatic Adenocarcinoma, Pancreatic Cancer
Testing the Addition of Duvelisib or CC-486 to the Usual Treatment for Peripheral T-Cell Lymphoma
Recruiting
This phase II trial studies the effect of duvelisib or CC-486 and usual chemotherapy consisting of cyclophosphamide, doxorubicin, vincristine, etoposide, and prednisone in treating patients with peripheral T-cell lymphoma. Duvelisib may stop the growth of cancer cells by blocking some of the enzymes needed for cell growth. Chemotherapy drugs, such as CC-486, cyclophosphamide, doxorubicin, vincristine, etoposide and prednisone, work in different ways to stop the growth of cancer cells, either by... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
06/24/2025
Locations: MedStar Georgetown University Hospital, Washington, District of Columbia
Conditions: Angioimmunoblastic T-cell Lymphoma, Enteropathy-Associated T-Cell Lymphoma, Follicular T-Cell Lymphoma, Mature T-Cell and NK-Cell Non-Hodgkin Lymphoma, Monomorphic Epitheliotropic Intestinal T-Cell Lymphoma, Nodal Peripheral T-Cell Lymphoma With TFH Phenotype, Peripheral T-Cell Lymphoma, Not Otherwise Specified
Uncontrolled Hypertension Among the Homeless
Recruiting
This study is designed to assess the effect of implementing a mobile health (mHealth) strategy using text messaging for hypertension (HTN) management among hypertensive homeless persons with uncontrolled blood pressure age 21 or older in shelter-clinics in New York City (NYC). The study uses a randomized clinical trial design (homeless, n=120) and semi-structured interviews (homeless, n=30; providers, n=20).
The control group will receive text messages for usual standard care/healthy lifestyle... Read More
Gender:
ALL
Ages:
21 years and above
Trial Updated:
06/24/2025
Locations: George Washington University, Washington, District of Columbia
Conditions: Hypertension
Pembrolizumab vs. Observation in People With Triple-negative Breast Cancer Who Had a Pathologic Complete Response After Chemotherapy Plus Pembrolizumab
Recruiting
The phase III trial compares the effect of pembrolizumab to observation for the treatment of patients with early-stage triple-negative breast cancer who achieved a pathologic complete response after preoperative chemotherapy in combination with pembrolizumab. Immunotherapy with monoclonal antibodies, such as pembrolizumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. This trial may help researchers determine if observa... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
06/24/2025
Locations: Kaiser Permanente-Capitol Hill Medical Center, Washington, District of Columbia
Conditions: Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Early Stage Triple-Negative Breast Carcinoma
