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57 Peripheral Arterial Disease Trials

Power is an online platform that helps thousands of Peripheral Arterial Disease patients discover FDA-reviewed trials every day. Every trial we feature meets safety and ethical standards, giving patients an easy way to discover promising new treatments in the research stage.

POWER PAD 2 is a prospective, single-arm, multicenter, non-randomized clinical study designed to demonstrate the safety and effectiveness of the Amplitude Vascular Systems (AVS) Pulse Intravascular Lithotripsy™ (Pulse IVL™) System for treatment of calcified (moderate to severe), stenotic, superficial femoral and popliteal arteries in patients with peripheral arterial disease.
No Placebo Group
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:18+
Sex:All
120 Participants Needed
To assess the continued safety, effectiveness, and optimal clinical use of the Shockwave Medical Peripheral IVL System for the treatment of calcified, stenotic BTK arteries. Post-market, prospective , multi-center, single-arm study.
No Placebo Group
Trial Details
Trial Status:Active Not Recruiting
Trial Phase:Unphased
Age:18+
Sex:All
250 Participants Needed
The aim of this clinical study is to 1) establish a healthy database for nuclear perfusion imaging of the lower extremities and 2) assess the prognostic value of radiotracer-based perfusion imaging for predicting clinical outcomes in patients with peripheral artery disease (PAD) who are undergoing lower extremity revascularization procedures. We hypothesize that radiotracer imaging of the lower extremities will provide a sensitive non-invasive imaging tool for quantifying regional abnormalities in skeletal muscle perfusion and evaluating responses to medical treatment.
No Placebo Group
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:18+
Sex:All
192 Participants Needed
This is a prospective, multicenter, single arm study designed to evaluate the safety and efficacy of the Temporary Bare Spur Stent System (Spur Stent System).
No Placebo Group
Trial Details
Trial Status:Active Not Recruiting
Trial Phase:Unphased
Age:18+
Sex:All
130 Participants Needed
This trial is testing a small tube-like device called the MicroStent® System, used along with a procedure that widens blood vessels, in patients with peripheral arterial disease who have blockages in the arteries below the knee. The stent helps keep the arteries open to ensure better blood flow. The Micro stent (MS) is a balloon expandable stent that allows the treatment of narrowings in distant and twisted coronary arteries.
No Placebo Group
Trial Details
Trial Status:Active Not Recruiting
Trial Phase:Unphased
Age:21+
Sex:All
177 Participants Needed
This study aims to demonstrate the safety and efficacy of the SELUTION SLR™ 018 DEB compared to plain (uncoated) balloon angioplasty in the treatment of peripheral arterial disease (PAD) in the superficial femoral artery (SFA) and proximal popliteal artery (PPA).
Stay on current meds
No Placebo Group
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:18+
Sex:All
300 Participants Needed
This trial is testing whether metformin can lower the risk of death, heart attacks, and strokes in people with pre-diabetes and heart or blood vessel issues. Metformin is a drug that helps control blood sugar levels and has been used to treat type 2 diabetes mellitus for more than 60 years. The study involves patients who have pre-diabetes and existing heart or blood vessel problems, aiming to see if metformin can provide additional health benefits.
Trial Details
Trial Status:Recruiting
Trial Phase:Phase 4
Age:18+
Sex:All
7410 Participants Needed
Image of trial facility.

Retatrutide for Obesity

Richmond, Indiana
The main purpose of this study is to determine if retatrutide can significantly lower the incidence of serious heart-related complications or prevent the worsening of kidney function. The trial will enroll adults with body mass index 27 kg/m\^2 or higher and Atherosclerotic Cardiovascular Disease and/or chronic kidney disease. The study will last for about 5 years. Participants will have up to 27 clinic visits with the study doctor.
Pivotal Trial
Trial Details
Trial Status:Recruiting
Trial Phase:Phase 3
Age:45+
Sex:All
10000 Participants Needed
The Chocolate Touch study is a randomized, multi-center, prospective, adaptive study, designed to show sufficient safety and effectiveness of the Chocolate Touch™ for use in superficial femoral or popliteal arteries with the intention of obtaining regulatory approval to market this device in the United States
No Placebo Group
Trial Details
Trial Status:Active Not Recruiting
Trial Phase:Unphased
Age:18+
Sex:All
333 Participants Needed
This trial tests a special balloon called SELUTION SLR™ DEB 014 for patients with severe leg artery blockages. The balloon helps open the artery and releases medicine to prevent it from getting blocked again.
No Placebo Group
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:18+
Sex:All
376 Participants Needed
Peripheral artery disease, lack or blood flow to the legs, has a high prevalence in the Veteran population. In patients with severe peripheral artery disease that requires an endovascular or surgical intervention for lower leg revascularization, the long-term mortality of approximately 50% is worse that most cancers. The goal of this study is to develop a management strategy to improve cardiovascular outcomes in this high-risk peripheral artery disease population after lower extremity revascularization.
No Placebo Group
Trial Details
Trial Status:Not Yet Recruiting
Trial Phase:Unphased
Age:50 - 85
Sex:All
450 Participants Needed
A prospective, single-arm, multi-center study designed to gather additional information on the LimFlow System.
No Placebo Group
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:18 - 95
Sex:All
100 Participants Needed
This trial investigates the safety and effectiveness of the LimFlow System, a device that helps improve leg blood flow in patients with severe blood flow issues who can't be treated with usual treatments. It works by creating a new artery-to-vein connection below the knee to enhance circulation.
No Placebo Group
Trial Details
Trial Status:Active Not Recruiting
Trial Phase:Unphased
Age:18 - 95
Sex:All
105 Participants Needed
The PROVE Trial is a randomized clinical trial that will determine whether a weight loss intervention combined with walking exercise achieves greater improvement or less decline in six-minute walk distance at 12 month follow-up than walking exercise alone in people with PAD and BMI\>25 kg/m2. The intervention uses a Group Mediated Cognitive Behavioral framework, connective mobile technology, remote monitoring by a coach, and a calorie restricted Dietary Approaches to Stop Hypertension (DASH)-derived Optimal Macronutrient Intake Trial for Heart Health (OMNIHeart) diet. 212 participants with PAD and BMI \> 25 kg/m2 will be randomized to one of two groups: weight loss + exercise (WL+EX) vs. exercise alone (EX). Participants will be randomized at Northwestern, Tulane University, and University of Minnesota. Our primary outcome is change in six-minute walk distance at 12-month follow-up. Secondary outcomes are change in 6-minute walk distance at 6-month follow-up and change in exercise adherence, physical activity, patient-reported walking ability (measured by the Walking Impairment Questionnaire (WIQ) distance score), and mobility (measured by the Patient-Reported Outcomes Measurement Information System \[PROMIS\] mobility questionnaire) at 12-month follow-up. Tertiary outcomes are perceived exertional effort (measured by the Borg scale at the end of the 6-minute walk at 12-month follow-up), and diet quality. Exploratory outcomes consist of change in the short physical performance battery (SPPB), the WIQ stair climbing and walking speed scores, and calf muscle biopsy measures at 12-month follow-up. Study investigators will perform calf muscle biopsies in 50 participants to compare changes in mitochondrial biogenesis and activity, capillary density, and inflammation between WL+EX vs. EX.
No Placebo Group
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:18 - 89
Sex:All
212 Participants Needed
The INTERCEDE randomized trial will establish whether six-months of intermittent pneumatic compression combined with walking exercise improves walking endurance at six-month follow-up, compared to walking exercise + sham compression therapy, in people with lower extremity peripheral artery disease (PAD). The INTERCEDE trial will also determine whether intermittent pneumatic compression therapy improves walking endurance at 6-month follow-up, compared to a sham compression therapy. The trial will also determine whether benefits of intermittent pneumatic compression persist after intermittent pneumatic compression treatment is completed.
No Placebo Group
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:55+
Sex:All
230 Participants Needed
The goal of this clinical trial is to test the Thor system in adult (≥ 18 year old) patients with de novo (new, never treated) calcified lesions in infrainguinal (leg) arteries (peripheral artery disease or PAD). The main question\[s\] it aims to answer are: * Is the Thor system safe in treating these lesions * Does the Thor system work to treat these lesions Participants will: * Receive treatment with the Thor system * Have follow-up visits at Discharge, 30 days, 6 months, and 12 months
No Placebo Group
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:18+
Sex:All
155 Participants Needed
This is a randomized controlled trial designed to evaluate the role of screening for and intervening on patients with high on treatment platelet reactivity undergoing lower extremity arterial endovascular interventions.
No Placebo Group
Pivotal Trial
Trial Details
Trial Status:Recruiting
Trial Phase:Phase 3
Age:18 - 90
Sex:All
296 Participants Needed
Lower extremity revascularization combined with supervised exercise significantly improves walking performance compared to revascularization alone in people who have PAD without limb threatening ischemia. However, supervised exercise is inaccessible or burdensome for most PAD patients. We hypothesize that home-based exercise combined with lower extremity revascularization will significantly improve walking performance compared to revascularization alone in patients with PAD undergoing revascularization for disabling PAD. We further hypothesize that inorganic nitrate, a major source of nitric oxide (NO) abundant in beetroot juice, will improve walking performance after lower extremity revascularization, compared to placebo. In preclinical models, NO inhibits inflammation, neointimal hyperplasia, thrombosis, and vascular smooth muscle cell migration at sites of revascularization. NO increases angiogenesis and perfusion, repairs skeletal muscle damaged by ischemia, and stimulates mitochondrial activity. In a randomized clinical trial with a 2 x 2 factorial design, we will test the following two primary hypotheses in 386 patients randomized within three months of a successful lower extremity revascularization for disabling PAD: First, that home-based exercise combined with lower extremity revascularization will improve six-minute walk distance more than revascularization alone at 6-month follow-up (Primary Aim #1). Second, that nitrate-rich beetroot juice combined with lower extremity revascularization will improve six-minute walk, compared to placebo combined with revascularization at 6-month follow-up (Primary Aim #2).
Pivotal Trial
Trial Details
Trial Status:Not Yet Recruiting
Trial Phase:Phase 3
Age:18+
Sex:All
386 Participants Needed
The goal of this randomized, double-blind, sham-controlled clinical trial is to evaluate the benefits of home-based, leg heat therapy (HT) on lower-extremity functioning and quality of life in patients who suffer from lower-extremity peripheral artery disease (PAD). We will randomize 106 patients to one of two groups that either receive leg HT or a sham intervention. The primary study outcome is the change in 6-minute walk distance between baseline and the 12-week follow up. Secondary outcomes include changes in the short physical performance battery score, handgrip strength, quality of life (measured by the Walking Impairment Questionnaire and Short-Form (SF)-36 Questionnaire), calf muscle strength (measured using a calf ergometer), size (measured by magnetic resonance imaging) and bioenergetics (assessed using phosphorus-31 magnetic resonance spectroscopy), and physical activity (measured by accelerometer).
No Placebo Group
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:60+
Sex:All
106 Participants Needed
Image of trial facility.

Atherectomy for Peripheral Artery Disease

Saint Clair Shores, Michigan
A single-arm study to assess the utility of the Pantheris SV catheter in addressing peripheral artery disease in arteries located below the knee. Data will be collected on the percent stenosis pre- and post-atherectomy and then symptoms and adverse events noted at 30 days, 6 months, and 1 year after the procedure.
Stay on current meds
No Placebo Group
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:18+
Sex:All
60 Participants Needed
Patients undergoing semi-elective lower extremity major amputation from complications associated with atherosclerotic limb ischemia will received intra-muscular injections of allogeneic Mesenchymal Stromal Cells in the leg above and below the point of amputation to prevent ischemic wound complications after surgery and decrease the incidence of revision and further amputation. Cohort Groups 1-4 will serve as controls.
No Placebo Group
Trial Details
Trial Status:Active Not Recruiting
Trial Phase:Phase 1
Age:40 - 90
Sex:All
81 Participants Needed
The purpose of this study is to determine whether carnosine (a food ingredient found in chicken and red meat) supplementation (1 g) for 6 months in subjects with peripheral arterial disease (PAD); non-claudication or claudication) improves your walking ability. Previous studies with heart failure patients had shown that carnosine supplementation increases walking capacity in these patients.
No Placebo Group
Trial Details
Trial Status:Not Yet Recruiting
Trial Phase:Phase 1, 2
Age:40 - 80
Sex:All
120 Participants Needed
Among people with peripheral artery disease (PAD) age 55 and older, the investigators will test the hypothesis that PAD participants randomized to cocoa flavanols will have greater improvement or less decline in six-minute walk distance at six-month follow-up, compared to those randomized to placebo. The study will randomize 190 participants with PAD age 55 and older to one of two groups for six months: cocoa flavanols vs placebo. Our primary outcome is change in six-minute walk distance at six-month follow-up. Secondary outcomes are Actigraph-measured physical activity, brachial artery flow-mediated dilation (FMD), gastrocnemius muscle biopsy measures of endothelial nitric oxide synthase (eNOS) and phosphorylated eNOS, gastrocnemius muscle perfusion (measured by magnetic resonance imaging (MRI)) and gastrocnemius muscle characteristics (measured by muscle biopsy). To achieve the specific aims, the study will randomize 190 participants age 55 and older with PAD to one of two groups: cocoa flavanols vs placebo. Participants will be followed for six months.
Pivotal Trial
Trial Details
Trial Status:Recruiting
Trial Phase:Phase 3
Age:55+
Sex:All
190 Participants Needed
This trial will test if taking metformin daily can help people with peripheral artery disease walk better by improving their blood flow and reducing inflammation. Metformin has been studied for its potential benefits in improving endothelial function and reducing inflammation in various conditions, including type 2 diabetes and peripheral artery disease.
Pivotal Trial
Trial Details
Trial Status:Active Not Recruiting
Trial Phase:Phase 3
Age:18+
Sex:All
203 Participants Needed
The BEET PAD Trial is a multi-centered double-blind randomized clinical trial designed to determine whether beetroot juice, compared to placebo, improves six-minute walk distance at four month follow-up in people with lower extremity peripheral artery disease (PAD). Investigators hypothesize that by simultaneously increasing lower extremity perfusion, gastrocnemius muscle mitochondrial activity, and myofiber health and regeneration, beetroot juice will significantly improve walking performance in people with PAD. The primary aim is to determine whether beetroot juice significantly improves six-minute walk distance at 4-month follow-up in people with PAD, compared to placebo. Preliminary evidence suggests that beetroot juice has both acute and chronic effects on walking performance in PAD. The primary outcome will measure the combined acute and chronic effect of beetroot juice (i.e. the maximal effect) on change in 6-minute walk at 4-month follow-up. In secondary aims, investigators will distinguish between acute and chronic effects of beetroot juice on six-minute walk and delineate biologic pathways by which beetroot juice improves walking performance in PAD, by measuring change in gastrocnemius muscle perfusion (MRI arterial spin labeling) and gastrocnemius muscle health. The trial will assess the durability of beetroot juice effects on six-minute walk. Nitrate in beetroot juice is metabolized to nitrite and subsequently to NO, attaining peak nitrite levels 2.5 hours after ingestion. The trial will determine whether a higher peak or a greater increase in plasma nitrite at 2.5 hours after beetroot juice consumption at baseline has a greater effect on six-minute walk at 4-month follow-up, compared to a lower peak or a smaller increase, respectively.
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:50+
Sex:All
210 Participants Needed
GIFT is a pilot, randomized, double-blinded clinical trial that will examine the effects of unacylated ghrelin on walking ability in people with peripheral artery disease (PAD) compared to placebo. Preliminary evidence suggests that unacylated ghrelin may improve blood flow to the extremities and promote improved skeletal muscle growth and energy use. A total of 30 participants with PAD will be randomized to one of two groups: unacylated ghrelin injections or placebo injections . Participants will self-administer the study drug or placebo subcutaneously once daily for four months. The primary outcome is change in six-minute walk distance between baseline and 4-month follow-up
Trial Details
Trial Status:Recruiting
Trial Phase:Phase 2
Age:55+
Sex:All
30 Participants Needed
Supervised exercise therapy (SET), consisting of treadmill exercise conducted three times weekly at a center while supervised by healthcare personnel, is first line therapy for people disabled by lower extremity peripheral artery disease (PAD). However, travelling three times/week to a center for SET is burdensome. Compared to SET, home-based exercise is more accessible and less burdensome. Yet, evidence-based guidelines recommend SET over home-based exercise for PAD. Walking exercise is first line therapy to improve walking distance for PAD, but it does not eliminate ischemic leg symptoms in most people with PAD. The investigators' work and that of others showed that nitrate-rich beetroot juice, which increases plasma nitrite, limb perfusion, and skeletal muscle function, significantly improved exercise tolerance and reduced non-response to exercise in people with and without PAD. The investigators will use a 2 x 2 factorial design to address two major barriers to achieving benefits from exercise therapy for PAD: First, guideline recommendations for supervised exercise therapy (SET) as first line therapy for PAD. Second, the inability of exercise therapy to eliminate PAD-related disability in most people with PAD. Participants will be randomized to one of four groups for 12 weeks: Supervised treadmill exercise + nitrate rich beetroot juice; supervised treadmill exercise + placebo, home-based walking exercise + nitrate rich beetroot juice, home-based walking exercise + placebo.
Pivotal Trial
Trial Details
Trial Status:Recruiting
Trial Phase:Phase 3
Age:50+
Sex:All
210 Participants Needed
The LIGHT PAD Trial is a Phase II multi-centered randomized clinical trial to collect preliminary data to test whether daily far red light treatment of the lower extremities in people with PAD improves six-minute walk distance, lower extremity perfusion, and ischemia-related damage in gastrocnemius muscle at four-month follow-up, compared to a sham control. Participants will complete 10 minutes of twice daily home treatment with either far red light or a sham light for four months.
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:50+
Sex:All
32 Participants Needed
This study will test whether, among patients undergoing surgery for peripheral artery disease (PAD), the addition of an online multimedia patient education video to the current education regimen will improve PAD knowledge, activation, and self-care engagement. The study will randomize 150 participants to one of 2 groups: current education regimen vs. current education regiment with video. The primary outcome is stage of self-care engagement. Secondary outcomes are PAD knowledge, self-efficacy, and activation. A subset of participants will also be randomly selected to participate in semi-structured interviews. Study duration for participants is 6 months.
No Placebo Group
Trial Details
Trial Status:Recruiting
Trial Phase:Unphased
Age:All
Sex:All
150 Participants Needed
RESIST PAD is a randomized trial of 200 PAD patients to establish: 1) whether a 12-week exercise intervention significantly increases Δ nitrite at 12-week follow-up, compared to control; 2) whether exercise "responders" have greater Δ nitrite increases compared to "non-responders"; 3) among non-responders, whether supplementing exercise with nitrate-rich beetroot juice between weeks 13-24 increases Δ nitrite and improves 6-minute walk at 24-week follow-up.
Trial Details
Trial Status:Recruiting
Trial Phase:Phase 2
Age:50+
Sex:All
200 Participants Needed
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Frequently Asked Questions

How much do Peripheral Arterial Disease clinical trials pay?

Each trial will compensate patients a different amount, but $50-100 for each visit is a fairly common range for Phase 2–4 trials (Phase 1 trials often pay substantially more). Further, most trials will cover the costs of a travel to-and-from the clinic.

How do Peripheral Arterial Disease clinical trials work?

After a researcher reviews your profile, they may choose to invite you in to a screening appointment, where they'll determine if you meet 100% of the eligibility requirements. If you do, you'll be sorted into one of the treatment groups, and receive your study drug. For some trials, there is a chance you'll receive a placebo. Across Peripheral Arterial Disease trials 30% of clinical trials have a placebo. Typically, you'll be required to check-in with the clinic every month or so. The average trial length for Peripheral Arterial Disease is 12 months.

How do I participate in a study as a "healthy volunteer"?

Not all studies recruit healthy volunteers: usually, Phase 1 studies do. Participating as a healthy volunteer means you will go to a research facility several times over a few days or weeks to receive a dose of either the test treatment or a "placebo," which is a harmless substance that helps researchers compare results. You will have routine tests during these visits, and you'll be compensated for your time and travel, with the number of appointments and details varying by study.

What does the "phase" of a clinical trial mean?

The phase of a trial reveals what stage the drug is in to get approval for a specific condition. Phase 1 trials are the trials to collect safety data in humans. Phase 2 trials are those where the drug has some data showing safety in humans, but where further human data is needed on drug effectiveness. Phase 3 trials are in the final step before approval. The drug already has data showing both safety and effectiveness. As a general rule, Phase 3 trials are more promising than Phase 2, and Phase 2 trials are more promising than phase 1.

Do I need to be insured to participate in a Peripheral Arterial Disease medical study ?

Clinical trials are almost always free to participants, and so do not require insurance. The only exception here are trials focused on cancer, because only a small part of the typical treatment plan is actually experimental. For these cancer trials, participants typically need insurance to cover all the non-experimental components.

What are the newest Peripheral Arterial Disease clinical trials ?

Most recently, we added Exercise and Beetroot Juice for Peripheral Arterial Disease, Ewing Amputation for Peripheral Arterial Disease and Multifunctional Angioplasty for Peripheral Artery Disease to the Power online platform.