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Connecticut Paid Clinical Trials
A listing of 1248 clinical trials in Connecticut actively recruiting volunteers for paid trials and research studies in various therapeutic areas.
529 - 540 of 1248
Connecticut is currently home to 1248 active clinical trials, seeking participants for engagement in research studies. These trials take place at a variety of cities in the state, including New Haven, Hartford, Farmington and Stamford. 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.
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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 Trial to Learn if Fianlimab and Cemiplimab Are Safe and Work Better Than Anti-PD1 Alone in Adult Participants With Resectable Stage 3 or 4 Melanoma
Recruiting
This study is researching an experimental drug called REGN3767, also known as fianlimab (R3767), when combined with another medication called cemiplimab (each individually called a "study drug" or called "study drugs" when combined) compared with cemiplimab alone. These types of immunotherapy study drugs are collectively known as immune checkpoint inhibitors. Immunotherapies are treatments that use the immune system to recognize and kill cancer cells. The study is focused on participants with a... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/14/2025
Locations: Hartford Hospital, Hartford, Connecticut
Conditions: Melanoma
Observation or Radiation Therapy in Treating Patients With Newly Diagnosed Grade II Meningioma That Has Been Completely Removed by Surgery
Recruiting
This randomized phase III trial studies how well radiation therapy works compared with observation in treating patients with newly diagnosed grade II meningioma that has been completely removed by surgery. Radiation therapy uses high energy x-rays to kill tumor cells and shrink tumors.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/14/2025
Locations: Hartford Hospital, Hartford, Connecticut
Conditions: Intracranial Meningioma, Grade 2 Meningioma
Phase 1/2 Study of MRTX849 in Patients With Cancer Having a KRAS G12C Mutation KRYSTAL-1
Recruiting
This study will evaluate the safety, tolerability, drug levels, molecular effects, and clinical activity of MRTX849 (adagrasib) in patients with advanced solid tumors that have a KRAS G12C mutation.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/14/2025
Locations: Yale Cancer Center, New Haven, Connecticut
Conditions: Advanced Cancer, Metastatic Cancer, Malignant Neoplastic Disease
A Research Study Looking at Long-term Treatment With Etavopivat in People With Sickle Cell Disease or Thalassaemia
Recruiting
Etavopivat is a new medicine under development for treating blood disorders like sickle cell disease and thalassaemia. Sickle cell disease and thalassaemia are inherited blood disorders that affect haemoglobin. Haemoglobin is the protein that carries oxygen through the body. This study is looking into how safe treatment with etavopivat is and how well it works over a long period of time. The study will last for up to 264 weeks, but it will end earlier if etavopivat is approved in the participant... Read More
Gender:
ALL
Ages:
All
Trial Updated:
07/14/2025
Locations: University of Connecticut, Farmington, Connecticut
Conditions: Sickle Cell Disease, Thalassemia
Testing Longer Duration Radiation Therapy Versus the Usual Radiation Therapy in Patients With Cancer That Has Spread to the Brain
Recruiting
This phase III trial compares the effectiveness of fractionated stereotactic radiosurgery (FSRS) to usual care stereotactic radiosurgery (SRS) in treating patients with cancer that has spread from where it first started to the brain. Radiation therapy uses high energy x-rays to kill tumor cells and shrink tumors. FSRS delivers a high dose of radiation to the tumor over 3 treatments. SRS is a type of external radiation therapy that uses special equipment to position the patient and precisely give... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/14/2025
Locations: Hartford Hospital, Hartford, Connecticut
Conditions: Anatomic Stage IV Breast Cancer AJCC v8, Metastatic Breast Carcinoma, Metastatic Digestive System Carcinoma, Metastatic Lung Non-Small Cell Carcinoma, Metastatic Malignant Neoplasm in the Brain, Metastatic Malignant Solid Neoplasm, Metastatic Melanoma, Metastatic Renal Cell Carcinoma, Stage IV Lung Cancer AJCC v8, Stage IV Renal Cell Cancer AJCC v8
Two Studies for Patients With High Risk Prostate Cancer Testing Less Intense Treatment for Patients With a Low Gene Risk Score and Testing a More Intense Treatment for Patients With a High Gene Risk Score, The PREDICT-RT Trial
Recruiting
This phase III trial compares less intense hormone therapy and radiation therapy to usual hormone therapy and radiation therapy in treating patients with high risk prostate cancer and low gene risk score. This trial also compares more intense hormone therapy and radiation therapy to usual hormone therapy and radiation therapy in patients with high risk prostate cancer and high gene risk score. Apalutamide may help fight prostate cancer by blocking the use of androgen by the tumor cells. Radiatio... Read More
Gender:
MALE
Ages:
18 years and above
Trial Updated:
07/14/2025
Locations: Hartford HealthCare - Saint Vincent's Medical Center, Bridgeport, Connecticut
Conditions: Prostate Adenocarcinoma, Stage III Prostate Cancer AJCC v8, Stage IVA Prostate Cancer AJCC v8
Testing if High Dose Radiation Only to the Sites of Brain Cancer Compared to Whole Brain Radiation That Avoids the Hippocampus is Better at Preventing Loss of Memory and Thinking Ability
Recruiting
This phase III trial compares the effect of stereotactic radiosurgery to standard of care memantine and whole brain radiation therapy that avoids the hippocampus (the memory zone of the brain) for the treatment of small cell lung cancer that has spread to the brain. Stereotactic radiosurgery is a specialized radiation therapy that delivers a single, high dose of radiation directly to the tumor and may cause less damage to normal tissue. Whole brain radiation therapy delivers a low dose of radiat... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/14/2025
Locations: Smilow Cancer Hospital Care Center at Greenwich, Greenwich, Connecticut
Conditions: Metastatic Lung Small Cell Carcinoma, Metastatic Malignant Neoplasm in the Brain, Recurrent Lung Small Cell Carcinoma, Stage IV Lung Cancer AJCC v8
Glu-COACH: a Peer-mentoring Intervention to Reduce Disparities in Continuous Glucose Monitor (CGM) Use
Recruiting
This is a study to develop and evaluate a peer mentoring intervention for Black and Latinx adolescents with type 1 diabetes to increase the initiation and maintenance of a continuous glucose monitoring (CGM) device. This device is a standard of care to improve diabetes management related to diet, exercise, and insulin. Use of CGM has been shown to improve health outcomes, but is not used by adolescents of color. Peer mentors may help improve usage.
Gender:
ALL
Ages:
Between 13 years and 21 years
Trial Updated:
07/14/2025
Locations: Yale Children's Diabetes Clinic, New Haven, Connecticut
Conditions: Type 1 Diabetes
Two Studies for Patients With Unfavorable Intermediate Risk Prostate Cancer Testing Less Intense Treatment for Patients With a Low Gene Risk Score and Testing a More Intense Treatment for Patients With a Higher Gene Risk Score, The Guidance Trial
Recruiting
This phase III trial uses the Decipher risk score to guide therapy selection. Decipher score is based on the activity of 22 genes in prostate tumor and may predict how likely it is for recurrent prostate cancer to spread (metastasize) to other parts of the body. Decipher score in this study is used for patient selection and the two variations of treatment to be studied: intensification for higher Decipher score or de-intensification for low Decipher score. Patients with higher Decipher risk scor... Read More
Gender:
MALE
Ages:
18 years and above
Trial Updated:
07/14/2025
Locations: Hartford HealthCare - Saint Vincent's Medical Center, Bridgeport, Connecticut
Conditions: Prostate Adenocarcinoma
Building and Sustaining Exercise Habits for Adults With Type 1 Diabetes
Recruiting
The challenges of living with type 1 diabetes often stand in the way of getting enough exercise. Continuous blood sugar monitoring has revolutionized type 1 diabetes care but remains underutilized to sustainably support exercise and related behaviors. This research will develop a mobile application that delivers personalized encouragement and data-driven health insights based upon patterns in blood sugar, exercise, mood, and sleep, to assist people with type 1 diabetes in exercising more frequen... Read More
Gender:
ALL
Ages:
Between 30 years and 65 years
Trial Updated:
07/14/2025
Locations: Yale School of Medicine, New Haven, Connecticut
Conditions: Type 1 Diabetes (T1D), Latent Autoimmune Diabetes in Adult (LADA), Pancreatitis
A Study of Stereotactic Radiosurgery (SRS) for People With Lung Cancer That Has Spread to the Brain
Recruiting
The purpose of the study is to see if stereotactic radiosurgery/SRS is an effective treatment for people with a new diagnosis of brain metastases from small cell lung cancer/SCLC.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/14/2025
Locations: Hartford Healthcare (Data Collection Only), Hartford, Connecticut
Conditions: Lung Cancer, Lung Cancer Metastatic, Brain Metastases, Brain Metastases, Adult, Small-cell Lung Cancer, Small Cell Lung Carcinoma
Efficacy and Safety Study of BHV-7000 Monotherapy in Major Depression
Recruiting
The purpose of this study is to determine the efficacy and safety of BHV-7000 in participants with Major Depressive Disorder (MDD)
Gender:
ALL
Ages:
Between 18 years and 75 years
Trial Updated:
07/14/2025
Locations: UConn Health, Farmington, Connecticut
Conditions: Major Depressive Disorder
