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 Study to Evaluate the Efficacy and Safety of Rozanolixizumab in Adult Participants With Myelin Oligodendrocyte Glycoprotein (MOG) Antibody-associated Disease (MOG-AD)
Recruiting
The purpose of the study is to evalute the efficacy, safety and tolerability of rozanolixizumab for treatment of adult participants with myelin oligodendrocyte glycoprotein (MOG) antibody-associated disease (MOG-AD).
Gender:
ALL
Ages:
Between 18 years and 89 years
Trial Updated:
08/14/2025
Locations: Mog001 50553, Washington, District of Columbia
Conditions: Myelin Oligodendrocyte Glycoprotein Antibody-associated Disease (MOG-AD)
Rollover Study for Patients With Sickle Cell Disease Who Have Completed a Prior Novartis-Sponsored Crizanlizumab Study
Recruiting
This is a multi-center multi-national rollover study to allow continued access to crizanlizumab for patients with sickle cell disease (SCD) who are on crizanlizumab treatment in a Novartis-sponsored study (parent study) and are benefiting from the treatment as judged by the investigator.
Gender:
ALL
Ages:
Between 6 months and 100 years
Trial Updated:
08/14/2025
Locations: Childrens National Hospital, Washington, District of Columbia
Conditions: Sickle Cell Disease
Phase 2 Trial of Adagrasib Monotherapy and in Combination With Pembrolizumab and a Phase 3 Trial of Adagrasib in Combination in Patients With a KRAS G12C Mutation KRYSTAL-7
Recruiting
The Phase 2 portion of this study evaluates the efficacy and safety of MRTX849 monotherapy and in combination with pembrolizumab in cohorts of patients with advanced NSCLC with KRAS G12C mutation and any PD-L1 TPS and who are candidates for first-line treatment. The Phase 3 portion of the study compares the efficacy of adagrasib in combination with pembrolizumab versus pembrolizumab in patients with unresectable, locally advanced or metastatic squamous or nonsquamous NSCLC with KRAS G12C mutati... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Local Institution - 007-5476, Washington, District of Columbia
Conditions: Advanced Non-Small Cell Lung Cancer, Metastatic Non-Small Cell Lung Cancer
Pan Tumor Rollover Study
Recruiting
Main Objective of this study is to examine long-term safety of nivolumab monotherapy including combinations and other cancer therapies in various tumor types.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Local Institution - 0088, Washington, District of Columbia
Conditions: Cancer
Radiation Therapy With or Without Cisplatin in Treating Patients With Stage III-IVA Squamous Cell Carcinoma of the Head and Neck Who Have Undergone Surgery
Recruiting
This phase II trial studies how well radiation therapy with or without cisplatin works in treating patients with stage III-IVA squamous cell carcinoma of the head and neck who have undergone surgery. Radiation therapy uses high energy x-rays to kill tumor cells and shrink tumors. Drugs used in chemotherapy, such as cisplatin, 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. It is not yet kno... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Sibley Memorial Hospital, Washington, District of Columbia
Conditions: Head and Neck Squamous Cell Carcinoma, Hypopharyngeal Squamous Cell Carcinoma, Laryngeal Squamous Cell Carcinoma, Laryngeal Squamous Cell Carcinoma, Spindle Cell Variant, Lip and Oral Cavity Squamous Cell Carcinoma, p16INK4a Negative Oropharyngeal Squamous Cell Carcinoma, Stage III Hypopharyngeal Carcinoma AJCC v8, Stage III Laryngeal Cancer AJCC v8, Stage III Lip and Oral Cavity Cancer AJCC v8, Stage III Oral Cavity Verrucous Carcinoma, Stage III Oropharyngeal (p16-Negative) Carcinoma AJCC v8, Stage IVA Hypopharyngeal Carcinoma AJCC v8, Stage IVA Laryngeal Cancer AJCC v8, Stage IVA Lip and Oral Cavity Cancer AJCC v8, Stage IVA Oral Cavity Verrucous Carcinoma, Stage IVA Oropharyngeal (p16-Negative) Carcinoma AJCC v8
A Study of Vosoritide Versus Placebo in Children With Hypochondroplasia Aged 0 to < 36 Months
Recruiting
The purpose of this study is to evaluate the safety and efficacy of daily administration of vosoritide in participants with HCH aged 0 to \< 36 months over a 52-week period.
Gender:
ALL
Ages:
Between 0 months and 36 months
Trial Updated:
08/13/2025
Locations: Children's National Medical Center, Washington, District of Columbia
Conditions: Hypochondroplasia
Exploring the Effect of the Transcendental Meditation® Technique on Migraine Frequency and Functionality: A Single Arm Study
Recruiting
This research will explore the effect of the Transcendental Meditation® Technique on migraine intensity and frequency. It will be a single-arm pilot study involving 30 participants recruited from migraine treatment facilities and support groups in the US.
Gender:
ALL
Ages:
Between 18 years and 60 years
Trial Updated:
08/13/2025
Locations: Georgetown Headache Center and DC area, Washington, District of Columbia
Conditions: Migraine, Migraine with or Without Aura
A Study to Learn About a Study Medicine Called Ibuzatrelvir in Adult and Adolescent Patients With COVID-19 Who Are Not Hospitalized But Are at Risk For Severe Disease
Recruiting
The purpose of the study is to evaluate whether ibuzatrelvir is effective and safe in adults and adolescents with COVID-19 who do not need to be in the hospital but who are at high risk for progression to severe disease. Eligible participants will be randomly assigned (by chance) to receive ibuzatrelvir or matching placebo orally for 5 days. Co-administration of locally available standard of care is allowed. The total duration of the study is around 6 months.
Gender:
ALL
Ages:
12 years and above
Trial Updated:
08/13/2025
Locations: Georgetown University Medical Center, Washington, District of Columbia
Conditions: COVID-19 SARS-CoV-2 Infection
A Study of Amivantamab and mFOLFOX6 or FOLFIRI Versus Cetuximab and mFOLFOX6 or FOLFIRI as First-line Treatment in Participants With KRAS/NRAS and BRAF Wild-type Unresectable or Metastatic Left-sided Colorectal Cancer
Recruiting
The purpose of this study is to compare how long the participants are disease-free (progression-free survival) when treated with amivantamab and chemotherapy with 5-fluorouracil, leucovorin calcium (folinic acid) or levoleucovorin, oxaliplatin (mFOLFOX6) or 5-fluorouracil, leucovorin calcium (folinic acid) or levoleucovorin, and irinotecan hydrochloride (FOLFIRI) versus cetuximab and mFOLFOX6 or FOLFIRI in adult participants with Kirsten rat sarcoma viral oncogene homolog (KRAS)/ Neuroblastoma R... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/13/2025
Locations: Georgetown Univ Medical Center Lombardi Cancer Center, Washington, District of Columbia
Conditions: Colorectal Neoplasms
A Study to Test if TEV-56286 is Effective in Relieving Multiple System Atrophy (MSA): A Safety and Efficacy Study
Recruiting
The primary objective of the study is to evaluate the efficacy of TEV-56286 administered orally for the treatment of adult participants with Multiple System Atrophy (MSA). A secondary objective of the study is to evaluate specific efficacy parameters of TEV-56286. Another secondary objective is to evaluate the safety and tolerability of TEV-56286. The planned study period per participant is 56 weeks including a screening period (up to 4 weeks), a 48-week double-blind treatment period, and a f... Read More
Gender:
ALL
Ages:
30 years and above
Trial Updated:
08/13/2025
Locations: Teva Investigational Site 15547, Washington, District of Columbia
Conditions: Multiple System Atrophy
Gut Microbiome, Adverse Effects, and Markers Through MEtabolic Reprogramming
Recruiting
This research is being done to test the feasibility of 24-48 hours of water-only fasting to improve delivery of 4 cycles of chemotherapy in those receiving breast cancer treatment either before or after surgery.
Gender:
FEMALE
Ages:
18 years and above
Trial Updated:
08/13/2025
Locations: Sibley Memorial Hospital, Washington, District of Columbia
Conditions: Breast Cancer, Early-stage Breast Cancer
SIMPLAAFY Clinical Trial
Recruiting
The primary objective is to demonstrate the safety and effectiveness of two monotherapy regimens versus dual antiplatelet (DAPT) therapy following post-implant with the WATCHMAN FLX Pro device in a commercial clinical setting.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/13/2025
Locations: Washington Hospital, Washington, District of Columbia
Conditions: Atrial Fibrillation, Stroke, Bleeding