Clinical trials
Comorbidity clinical trials
Below are recruiting comorbidity clinical trials, each written for real people, not researchers. We’re tracking 118 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT04943861Recruiting
Study on HIV and food insecurity support
This study is looking at food insecurity in adults living with HIV. It may help improve understanding of the barriers to healthy living and guide better support for people affected by HIV.
Winston-Salem, North CarolinaAges 18 years+ - NCT04950218Recruiting
Study risks of heart problems in people with psoriasis
This study asks adults with psoriasis about factors that may be linked to heart problems. It aims to better understand who is at higher risk, which could help guide future prevention and care.
Hellerup, CopenhagneAges 18 years+ - NCT05117255Recruiting
Online therapy study for anxiety in residential alcohol treatment
This study tests an internet-based, interactive version of cognitive behavioral therapy (CBT) for anxiety symptoms. It’s designed for people getting mainly alcohol-focused treatment in a residential program, to see if the online approach works and is feasible for you.
Minneapolis, MinnesotaAges 18–65 - NCT05177055Recruiting
Sleep program for delayed sleep timing with mental health symptoms
This study offers a sleep-focused program to people whose sleep schedule is significantly shifted later than desired (delayed sleep phase disorder) along with moderate to severe mental health symptoms. It aims to see if treatment for the sleep problem can help in people already getting psychiatric care.
Bergen, TertnesAges 18–80 - NCT05240924Recruiting
Exposure therapy program for veterans with OCD and PTSD
This study tests whether a structured therapy approach called Exposure and Response Prevention (ERP) can improve functioning in veterans with OCD, with or without PTSD. You may be eligible if you’re receiving care through certain VA clinics or telehealth hubs and are willing to take part in ERP.
East Orange, New JerseyAges 18 years+ - NCT05293366Recruiting
Long COVID study testing supportive care for multiple body systems
This study looks at people who have recovered from COVID-19 but still deal with long-term problems. It aims to better understand (and potentially help with) ongoing issues that can affect hormones, metabolism, mood, muscles, the heart, lungs, and skin.
NaplesAges 18 years+ - NCT05295862Recruiting
Stroke registry for adults after acute stroke
This study enrolls adults who are admitted to the hospital for a sudden (acute) stroke. It mainly collects information about your care and recovery to help improve stroke treatment in the future.
Giessen, HesseAges 18 years+ - NCT05356611Recruiting
Study for depression and mild memory thinking problems
This trial tests a program aimed at helping older adults with depression who also have mild thinking and memory difficulties. You may be asked to complete study sessions and tracking, with support for depression symptoms and thinking function.
Las Vegas, NevadaAges 60 years+ - NCT05363761RecruitingPhase 1
Artery procedure to treat type 2 diabetes and related problems
This Phase 1 study tests a new artery “ablation” procedure for people with type 2 diabetes, aiming to improve diabetes and related conditions like high blood pressure. It will also check whether the procedure is safe and works well enough to study further.
Panama CityAges 21–65 - NCT05369065RecruitingPhase 1
Artery ablation for type 2 diabetes with kidney and liver arteries
This Phase 1 study tests whether a minimally invasive artery procedure can improve type 2 diabetes and related health problems by targeting kidney and liver blood vessels. Because it’s early-stage, the main goal is safety and learning how the treatment works in people who meet specific diabetes, blood pressure, and blood test requirements.
TbilisiAges 21–65 - NCT05379556Recruiting
Study for long COVID sexual and reproductive symptoms
This study is looking at people who have recovered from COVID-19 but still have ongoing (long COVID) sexual, reproductive, or related symptoms. Researchers want to learn about these lingering problems and what may help, based on your answers and study procedures.
Naples, ItalyAges 18 years+ - NCT05554224Recruiting
Personalized treatment based on obesity-related fatty liver tests
This study uses multiple types of health data (“multi-omics”) to help choose a personalized treatment plan for people with obesity-related fatty liver disease. It may help match treatment to your biology to improve outcomes.
Reus, TarragonaAges 18 years+ - NCT05585593Recruiting
Registry for long-term low parathyroid hormone conditions
This study keeps an ongoing registry (a secured collection of patient information) for people with long-term low parathyroid hormone problems or similar conditions. It may help researchers better understand these conditions and improve future care.
Würzburg, BavariaAges 18 years+ - NCT05723588RecruitingPhase 2
TMS brain stimulation to help veterans quit smoking with PTSD
This Phase 2 study tests whether targeted brain stimulation (TMS) can improve smoking quit outcomes in Veterans who also have PTSD. It also uses brain imaging (MRI) to understand what changes in the brain may help people quit.
Durham, North CarolinaAges 18–75 - NCT05783869Recruiting
Bronchiectasis and heart-related conditions study
This study looks at people who have bronchiectasis (long-term lung damage that causes ongoing infections) and focuses on how heart-related conditions may affect outcomes during the study. It may help doctors better understand what to monitor and how to manage risk in people with both lung and heart issues.
AsyutAges 18–80 - NCT05926713Recruiting
Diet supplement plus exercise for muscle loss with lung disease
This trial studies whether adding a dietary supplement to exercise can improve muscle strength in people with muscle loss (sarcopenia) who also have lung disease such as COPD or ILD. It may help you build strength and function without needing urgent hospital care.
TaichungAges Any age - NCT05943665RecruitingPhase 2
MDMA-assisted therapy for PTSD and alcohol use in veterans
This study tests whether MDMA, given in a controlled clinical setting, can reduce symptoms of PTSD and alcohol use disorder in veterans. It also combines the medication with structured therapy sessions to help you manage symptoms without relying on alcohol or other substances.
Providence, Rhode IslandAges 18 years+ - NCT05961748Recruiting
Brain and heart illness registry for adults in China
This study is a registry that collects health information from adults who have certain new heart and/or brain conditions. It may help researchers understand how these problems occur together and improve future care planning.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06015620Recruiting
Health changes after mini gastric bypass surgery
This study looks at how mini gastric bypass surgery helps with obesity-related health problems and changes in body composition. It aims to see if patients experience improvements in conditions like diabetes or high blood pressure.
Bhubaneswar, OdishaAges 18–65 - NCT06048172Recruiting
Trauma therapy for PTSD with a psychotic disorder
This trial tests if prolonged exposure therapy, a common PTSD treatment, can help people who also have a psychotic disorder (like schizophrenia or bipolar with psychosis). The goal is to reduce PTSD symptoms.
HamburgAges 18 years+ - NCT06062953RecruitingPhase 2/Phase 3
Melatonin or low-dose quetiapine for insomnia in psychiatric disorders
This study tests if melatonin, a low dose of quetiapine, or a placebo can help people with a psychiatric condition who also have trouble sleeping. You may qualify if you have insomnia at least 3 times a week and your sleep problem has lasted 3 months or longer.
Copenhagen NVAges 16–64 - NCT06204549Recruiting
Managing health issues to lower heart risk
This trial checks if treating other health problems during a hospital stay can help lower your risk of heart disease or stroke. It is for people who either have never had a heart event but have several risk factors, or who have already had a major heart event.
MontpellierAges 18 years+ - NCT06296979Recruiting
Nerve stimulation for shoulder pain from liver or gallbladder issues
This study tests if stimulating a nerve in the neck can reduce right shoulder pain caused by liver or gallbladder problems. It may offer a non-drug option for managing this type of pain.
Seville, SevillaAges 18 years+ - NCT06324188Recruiting
Early ablation for afib to prevent stroke in high-risk patients
This trial tests whether an early procedure (catheter ablation) for atrial fibrillation (AF) can prevent strokes in people with a high risk of stroke. The goal is to see if this treatment is safer and more effective than standard care for patients with other health conditions.
Multiple LocationsAges 18 years+
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Common questions
- Are there clinical trials for comorbidity?
- Yes. Clin2 currently lists 118 recruiting comorbidity studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a comorbidity trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a comorbidity trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.