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Found 12 Actively Recruiting clinical trials

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Actively Recruiting

Researchers are evaluating two different pacing methods for patients with slow heart rates, called bradycardia. This study compares the common right ventricular pacing approach with a newer physiological pacing method that includes His bundle and left bundle area pacing. The trial aims to better understand how these pacing techniques affect patient outcomes, including mortality and heart failure morbidity, in a large group of 2600 patients. Participants will receive a pacemaker implant and be randomly assigned to either right ventricular pacing or physiological pacing. The physiological pacing may involve His bundle pacing or left bundle pacing, but if these are not successful, biventricular pacing will be used. A subgroup of 500 participants will take part in an optional echocardiographic sub-study to assess heart function changes over a 24-month period. Throughout the study, patients will be assessed at baseline and every six months after randomization, with follow-up lasting up to 78 months. Researchers will monitor outcomes such as mortality, heart failure events, device-related safety issues, patient quality of life, symptoms, and pacemaker-derived data like arrhythmias and activity levels. The echocardiographic sub-study will measure specific heart function changes to understand pacing-induced cardiomyopathy. Participants involvement includes implantation, regular follow-up visits, questionnaires, and optional imaging assessments.

Age: 18Years +All GendersPhase Not Applicable
45 locations
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Actively Recruiting

Researchers are evaluating the safety and effectiveness of atogepant, a medicine approved for preventing migraine in adults, in young participants aged 12 to 17 years who experience chronic migraine. The study aims to compare atogepant with a placebo, which looks like the medicine but contains no active drug. It focuses on monitoring side effects and changes in migraine frequency in this pediatric population. Participants will be randomly assigned to receive either atogepant or placebo tablets once daily for 12 weeks in a double-blind design, meaning neither participants nor doctors know who receives which treatment. After the treatment period, participants will be followed for an additional 4 weeks to observe ongoing effects. The study plans to enroll about 420 adolescents across approximately 70 sites worldwide. During the study, participants will attend regular clinic visits where researchers will assess treatment effects through daily diaries, medical exams, blood tests, side effect monitoring, and questionnaires. The main outcomes include the number of participants experiencing adverse events and changes in the average monthly number of migraine days. Secondary measures cover headache days, medication use, quality of life, and migraine-related disability. Total participation lasts about 16 weeks.

Age: 12Years - 17YearsAll GendersPhase 3
64 locations
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Actively Recruiting

Researchers are evaluating the safety and effectiveness of atogepant, a medication approved for adults with migraine, in children and teens aged 6 to 17 who have a history of episodic migraine. This Phase 3 study addresses the limited approved treatments available for pediatric migraine sufferers and aims to better understand atogepants impact on this younger population. Participants will be randomly assigned to one of six groups based on age and dosage. Children aged 6 to 11 will participate in a pharmacokinetic substudy to determine the appropriate dose before receiving either placebo, low-dose, or high-dose atogepant tablets once daily for 12 weeks. Teens aged 12 to 17 will be randomized to receive placebo, low-dose, or high-dose atogepant tablets daily for 12 weeks. After this period, participants may have a follow-up visit 4 weeks after their last dose or join an extension study to continue atogepant treatment for an additional 52 weeks. During the study, participants will attend regular hospital or clinic visits for medical evaluations, blood tests, side effect monitoring, and questionnaires. Researchers will measure changes in the number of migraine and headache days, medication use, quality of life, and migraine-related disability. Safety will be monitored through adverse event reporting up to 16 weeks. The total study duration includes the 12-week treatment period with possible extension and follow-up assessments.

Age: 6Years - 17YearsAll GendersPhase 3
98 locations
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Actively Recruiting

Researchers are evaluating the safety and effectiveness of whole-body hypothermia for newborn babies with mild hypoxic ischaemic encephalopathy. This phase III randomised controlled trial aims to determine whether cooling the whole body to 33.5.5C within six hours after birth and continuing for 72 hours improves cognitive development at around two years of age compared with maintaining normal body temperature. The study also seeks to assess the economic value of cooling therapy for mild encephalopathy within the healthcare system. Babies born at or after 36 weeks with signs of birth asphyxia or acidosis will be randomly assigned to receive either whole-body hypothermia or targeted normothermia. Cooling will be applied using a servo-controlled machine in neonatal intensive care units, maintaining a rectal temperature of about 33.5C for 72 hours. The control group will have their body temperature kept at normal levels 37C for the first 80 hours, with any fever carefully treated. Babies born at non-cooling centers will be transferred to specialized units for treatment. During the study, participants will undergo brain monitoring, MRI scans before discharge, and follow-up developmental assessments at 24 months using the Bayley Scales of Infant and Toddler Development IV. Additional evaluations will include neurological exams, motor function assessments, vision and hearing tests, and parent-completed questionnaires. Researchers will collect detailed clinical data from birth through hospital stay, aiming to compare cognitive outcomes and safety measures between the two groups over the study period.

Age: 1Hour - 6HoursAll GendersPhase 3
39 locations
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Actively Recruiting

Researchers are evaluating surgical options for patients with low risk differentiated thyroid cancer. This phase III study aims to determine if hemithyroidectomy, which removes part of the thyroid gland, is an acceptable and cost-effective alternative to total thyroidectomy, which removes the entire gland. The trial includes two groups of patients based on their prior surgery status and diagnosis method, focusing on recurrence risk and prognosis. Participants are randomly assigned to different surgical treatments depending on their group. Group 1 patients who have had prior thyroid surgery will either have a second operation to remove the remaining thyroid tissue or undergo surveillance without further surgery. Group 2 patients who have not had surgery will be randomized to receive either hemithyroidectomy or total thyroidectomy in a single operation. The trial plans to recruit 456 participants and follow them regularly for six years after surgery. During the study, patients will attend follow-up visits post-surgery and then annually for six years. Researchers will monitor cancer recurrence rates at three and five years, assess the site and risk of recurrence, and record additional investigations and procedures after surgery. They will also evaluate surgical complications, voice function, hormone replacement needs, quality of life, and healthcare resource use at multiple time points. This comprehensive monitoring aims to compare outcomes between the different surgical approaches and understand their impact on patients health and well-being over time.

Age: 16Years +All GendersPhase Not Applicable
33 locations
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Actively Recruiting

Researchers are evaluating the use of two types of MRI scans and two biopsy methods to improve prostate cancer diagnosis. The study focuses on whether biparametric MRI bpMRI, which is shorter and does not use contrast dye, can be an alternative to the longer multiparametric MRI mpMRI that uses gadolinium contrast. It also compares image-fusion targeted biopsy, which overlays MRI and ultrasound images during biopsy, with visual-registration targeted biopsy, where biopsy locations are chosen by looking at MRI images separately. Participants first receive either the mpMRI or bpMRI scan. If the MRI suggests cancer, the clinical team decides if a biopsy is needed. Those advised for biopsy undergo either a visual-registration targeted biopsy or an image-fusion targeted biopsy. Both biopsy methods include taking systematic tissue samples to check for cancer. The study does not blind participants or doctors to the MRI or biopsy type used. During the study, participants undergo MRI scans and possibly biopsies based on clinical advice. Researchers collect data on how many clinically significant prostate cancers are detected within 12 weeks of enrollment. They also assess any adverse events related to MRI and biopsy procedures, patient-reported outcomes, and accuracy of cancer detection using different scoring systems. The total duration for outcome assessment is up to 12 weeks after joining the study.

Age: 18Years +MALEPhase Not Applicable
15 locations
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Actively Recruiting

Researchers are evaluating treatments for community-acquired pneumonia CAP, especially in patients admitted to intensive care units ICUs. This trial also adapts to study treatments for respiratory pandemics like COVID-19. The goal is to determine which treatment strategies improve outcomes for patients with severe pneumonia, using a flexible, ongoing approach that can test multiple therapies simultaneously and update as new information becomes available. Participants receive different treatment strategies based on random assignment to study groups. Treatments include various antibiotics, steroids, antivirals, immune modulators, anticoagulation methods, and ventilation strategies. Some treatment options have been closed to recruitment, reflecting the trials adaptive nature. The trial includes several domains targeting specific infections such as influenza and COVID-19, with dosing and duration guided by clinical practice and local guidelines. During the study, participants are monitored closely with assessments including survival up to 90 days, days alive without organ support in ICU, ICU and hospital length of stay, ventilator-free days, organ failure-free days, and quality of life up to 6 months. Researchers collect detailed data on patient outcomes, organ support needs, and hospital discharge status. The study runs until February 2028, with ongoing evaluation to improve pneumonia treatment strategies in ICU settings and during respiratory pandemics.

Age: 18Years +All GendersPhase 3
408 locations
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Actively Recruiting

Waldenstrf6ms macroglobulinaemia WM is a rare, slow-growing lymphoma that develops due to abnormal growth of white blood cells. This condition mainly affects older adults, with a median age of over 70 years. Current treatments often do not provide lasting responses and can have significant side effects. Researchers are evaluating a chemotherapy-free treatment option combining ibrutinib with rituximab RI to potentially improve treatment outcomes, reduce toxicity, and enhance quality of life compared to the existing chemotherapy regimen. The study compares two treatment groups for adults aged 18 and over with untreated WM. One group receives the experimental chemotherapy-free combination of ibrutinib and rituximab RI, while the control group is treated with the standard chemotherapy regimen of dexamethasone, rituximab, and cyclophosphamide DRC. Treatment cycles last up to six cycles, with response assessments after three cycles and at the end of treatment around 24 weeks. Participants in the RI group may continue with up to five years of ibrutinib alone after randomised treatment. Participants will have regular visits during treatment and then every three months for five years after stopping treatment. Annual follow-up for survival continues until the study ends, which is expected to last over nine years. Researchers will monitor treatment responses, progression-free survival, side effects, overall survival, quality of life using questionnaires, and other outcomes to assess the benefits and risks of the two therapies.

Age: 18Years +All GendersPhase 2Phase 3
25 locations
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Actively Recruiting

Researchers are evaluating whether adding diffusion weighted MRI scans of the liver at diagnosis can detect more synchronous metastases than CT scans alone in patients with high risk colorectal cancer. This phase II multicenter study focuses on patients with advanced primary colorectal tumors who have no evidence of liver metastases on CT. The liver metastases found through the additional DW-MRI scans will be reviewed by a multidisciplinary team to determine appropriate management based on local protocols. Participants will undergo additional liver DW-MRI scans including T2-weighted, diffusion weighted imaging, and apparent diffusion coefficient sequences. These scans will be performed six months after surgery and then every six months for three years to monitor for liver metastases. If liver metastases are detected, treatment decisions will be made by the local multidisciplinary team following their standard procedures. During the study, participants will have regular imaging assessments to track the presence and progression of liver metastases. Researchers will analyze baseline tumor risk factors, patterns of metastatic relapse, and survival outcomes over time. The primary outcome is the detection and treatment of liver metastases as guided by local protocols, with follow-up to five years after the last patient is recruited. This study aims to improve understanding of liver disease progression in high risk colorectal cancer and assess the accuracy of DW-MRI as a screening tool.

Age: 16Years +All GendersPhase Not Applicable
13 locations
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Actively Recruiting

This research aims to collect and analyze information about babies born at 22 weeks of pregnancy in the UK to better understand their clinical care and outcomes. Since survival-focused care for these extremely premature babies has only been offered since 2019, there is limited data on how they respond to treatment and what challenges they face. The study gathers data from multiple neonatal intensive care units NICUs across the UK to improve knowledge for future care and support families. Data collection involves medical staff entering selected, anonymized information from babies medical records into a secure database. The study observes babies who are attended by neonatal teams at birth or admitted to NICUs within the first 72 hours of life. No changes are made to the babies care during the study, and a one-time survey of NICUs will assess unit approaches and equipment used for 22-week babies. Participants data, including clinical care details and short-term outcomes such as survival to discharge, are analyzed. Researchers will report on interventions across various care areas and outcomes like brain injury or infections. Parents receive information about data use, and individual babies cannot be identified in results. The study runs from admission until death or discharge from neonatal care, aiming to inform future research and improve care practices.

All Genders
50 locations

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