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.
A Phase 1/2 Study of BHV-1510 (Previously PBI-410) in Advanced Solid Tumors
NCT06384807
Recruiting
This is a Phase 1/2, first in human (FIH), open-label, multicenter study of BHV-1510 monotherapy and in Combination with Cemiplimab in participants with previously treated, advanced solid tumors.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/31/2025
Locations: Site-114, Washington, District of Columbia
Conditions: Solid Tumor
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Phase III, Open-label Study of First-line Osimertinib With or Without Datopotamab Deruxtecan for EGFRm Locally Advanced or Metastatic Non-small Cell Lung Cancer
NCT06350097
Recruiting
The purpose of this study is to evaluate efficacy and safety of osimertinib (tablet) in combination with Dato-DXd (i.v. infusion) compared with osimertinib (tablet) monotherapyas a first-line therapy in participants with locally advanced or metastatic EGFRm (Ex19del and/or L858R) NSCLC. Study details include: 1. The study duration will be event-driven, with an estimated duration of approximately 9 years. 2. Participants may receive study treatment until disease progression, unacceptable toxici... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/31/2025
Locations: Research Site, Washington, District of Columbia
Conditions: Non-small Cell Lung Cancer
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Study to Evaluate Safety, Efficacy and Pharmacokinetics (PK) of a Modified Regimen of Ublituximab
NCT05877963
Recruiting
The primary purpose of this phase 3b study is to assess the efficacy of a modified regimen of ublituximab as measured by T1 Gadolinium (Gd)-enhancing lesions and pharmacokinetics in participants with Relapsing Multiple Sclerosis (RMS). The study consists of 2 parts: Part A is single-armed and open-label and Part B is randomized, double-blind, placebo-controlled.
Gender:
ALL
Ages:
Between 18 years and 65 years
Trial Updated:
07/31/2025
Locations: TG Therapeutics Investigational Trial Site, Washington, District of Columbia
Conditions: Relapsing Multiple Sclerosis
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A Phase 3B Study to Evaluate Bone Mineral Density With Long-Term Use of Relugolix Combination Tablet in Women With Uterine Fibroids or Endometriosis
NCT05862272
Recruiting
The purpose of this clinical trial to characterize changes in bone mineral density during continuous treatment with relugolix combination tablet for up to 48 months (4 years) and 1 year of post-treatment follow-up in premenopausal women with heavy menstrual bleeding associated with uterine leiomyomas (fibroids) or with moderate-to-severe pain associated with endometriosis.
Gender:
FEMALE
Ages:
Between 18 years and 50 years
Trial Updated:
07/31/2025
Locations: Washington, Washington, District of Columbia
Conditions: Uterine Fibroids, Endometriosis
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Evaluating the Genetics and Immunology of Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Cervical Adenitis (PFAPA) Syndrome and Other Tonsil Disorders
NCT05656365
Recruiting
Background: Periodic fever, aphthous stomatitis, pharyngitis, and cervical adenitis (PFAPA) is the most common periodic fever syndrome of childhood. Symptoms can include swelling of the glands in the throat, mouth ulcers, and tonsillitis. Removal of the tonsils can stop the periodic flareups. But researchers do not know how PFAPA develops. In this natural history study, researchers will collect specimens and data from people with PFAPA to see what they might have in common. Objective: To coll... Read More
Gender:
ALL
Ages:
Between 1 month and 99 years
Trial Updated:
07/31/2025
Locations: Children's National Medical Center, Washington, District of Columbia
Conditions: Periodic Fever, Aphthous Stomatitis, Pharyngitis, And Cervical Adenitis (Pfapa), Obstructive Sleep Apnea, Tonsillitis, Tonsil Disorder, Sleep Disordered Breathing
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A Study to Evaluate the Safety and Efficacy of CT1812 in Early Alzheimer's Disease
NCT05531656
Recruiting
This is a multicenter randomized, double-blind, placebo-controlled Phase 2 study designed to evaluate the efficacy, safety, and tolerability of two doses of CT1812 compared to placebo in participants diagnosed with early Alzheimer's disease.
Gender:
ALL
Ages:
Between 50 years and 85 years
Trial Updated:
07/31/2025
Locations: Georgetown University, Washington, District of Columbia
Conditions: Early Alzheimer's Disease
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Study of ORIC-114 in Patients With Advanced Solid Tumors Harboring an EGFR or HER2 Alteration
NCT05315700
Recruiting
The purpose of this study is to establish the recommended Phase 2 dose (RP2D) and/or maximum tolerated dose (MTD), safety, pharmacokinetics (PK), pharmacodynamics (PD), and antitumor activity of ORIC-114 as a Single Agent or in Combination with Chemotherapy when administered to patients with advanced solid tumors harboring an EGFR or HER2 alteration.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/31/2025
Locations: Georgetown University, Washington, District of Columbia
Conditions: Solid Tumors
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The Mechanistic Biology of Primary Immunodeficiency Disorders
NCT03394053
Recruiting
Background: Primary immunodeficiency disorders, or PIDs, are diseases that weaken the immune system. This makes it easier for a person to get sick. Some PIDs are mild and may not be diagnosed until later in life. Other kinds are severe and can be identified shortly after birth. Researchers want to learn more about PIDs by comparing data from relatives and healthy volunteers to people with a PID. Objective: To learn more about PIDs, including their genetic causes. Eligibility: People ages 0-... Read More
Gender:
ALL
Ages:
Between 1 day and 90 years
Trial Updated:
07/31/2025
Locations: Children's National Health System (CNHS), Washington, District of Columbia
Conditions: Primary Immunodeficiency Disorders
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A Study for Subjects With Prostate Cancer Who Previously Participated in an Enzalutamide Clinical Study
NCT02960022
Recruiting
The purpose of this study is to collect long term safety data in subjects who are continuing to derive clinical benefit from treatment with Enzalutamide from the subjects participation in an enzalutamide clinical study sponsored by Astellas or Medivation (i.e., parent study) which has completed, at a minimum, the primary analysis or the study specified evaluation period.
Gender:
MALE
Ages:
18 years and above
Trial Updated:
07/31/2025
Locations: Site US10050, Washington, District of Columbia
Conditions: Prostate Cancer
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A Randomized, Phase 2/3 Study to Investigate the Efficacy and Safety of RP2 in Combination With Nivolumab in Immune Checkpoint Inhibitor-Naïve Adult Patients With Metastatic Uveal Melanoma
NCT06581406
Recruiting
The purpose of this study is to measure the clinical benefits of the combination of RP2 and nivolumab as compared with the combination of nivolumab and ipilimumab in patients with metastatic uveal melanoma who have not been treated with immune checkpoint inhibitor therapy.
Gender:
ALL
Ages:
All
Trial Updated:
07/30/2025
Locations: Georgetown University Medical Center, Washington, District of Columbia
Conditions: Metastatic Uveal Melanoma
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Small Cell Lung Cancer Community Engagement to Eliminate Research Discepancies
NCT06486428
Recruiting
This study will evaluate if a direct-to-patient, de-centralized, remote approach will improve clinical research outreach and engagement for patients with SCLC, in the context of a bio-specimen collection study. The study will also assess self-reported preferences and needs of patients with SCLC, regarding choosing and accessing novel therapies in research or standard clinical care settings and supportive gaps in this area, through an initial and 3 month follow up survey.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/30/2025
Locations: Https://Alcmi.Org/Clinical-Trials/Current-Studies/Succeed-Study.Html, Multiple Locations, District of Columbia
Conditions: Small-cell Lung Cancer
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A Study Evaluating the Real World Experience of Participants Treated With BRIUMVI® (Ublituximab-xiiy) for Relapsing Multiple Sclerosis (RMS)
NCT06433752
Recruiting
The purpose of this study is to evaluate safety, effiectiveness, and to gain insight into the treatment experience of participants prescribed BRIUMVI® (ublituximab-xiiy) in the real-world setting
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/30/2025
Locations: TG Therapeutics Investigational Trial Site, Washington, District of Columbia
Conditions: Relapsing Multiple Sclerosis, Multiple Sclerosis
Register for Updates