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Found 25 Actively Recruiting clinical trials

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Actively Recruiting

Researchers are evaluating the safety and effectiveness of tenapanor in adults with Chronic Idiopathic Constipation (CIC) in this 26-week phase 3 study. The study is randomized, double-blind, and placebo-controlled, involving multiple centers. It aims to compare three doses of tenapanor (5 mg, 25 mg, and 50 mg taken twice daily) against a placebo, with a focus on improving spontaneous bowel movements. Participants will first undergo a 2-week screening where their eligibility is assessed through medical history, physical exams, lab tests, ECG, and self-reported constipation symptoms using an electronic diary (eDiary). Eligible patients will then be randomly assigned to receive one of the three doses of tenapanor or placebo twice daily for 26 weeks. During this treatment period, patients will continue daily and weekly symptom reporting via the eDiary and attend regular safety visits at weeks 2, 4, 8, 12, 16, 20, and 26. After completing the 26-week treatment, patients enter a 4-week treatment-free safety follow-up period to monitor any adverse events. A final visit occurs at the end of this follow-up to assess safety. The main outcome measured is the durable complete spontaneous bowel movements response over 12 weeks. Overall, the study involves careful monitoring of symptoms, safety, and treatment effects over approximately 32 weeks.

Age: 18Years - 80YearsAll GendersPhase 3
79 locations
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Actively Recruiting

Healthy Volunteer

Researchers are evaluating the safety, tolerability, and immune response duration of a second dose of the RSVpreF vaccine given during later pregnancies. The study also examines how long immunity lasts from a single dose given during a previous pregnancy by analyzing blood samples from nonpregnant participants who had the vaccine before. This is a Phase 3 trial focused on pregnant women and their babies as well as nonpregnant women previously vaccinated. Pregnant participants are grouped into Cohort 1, who previously received RSVpreF in a Pfizer trial and will get a second dose, and Cohort 2, who received RSVpreF previously via commercial or trial means and will be randomly given either RSVpreF or placebo. Both groups will be monitored for safety and immune response. Cohort 3 includes nonpregnant women who had RSVpreF before and will provide blood samples to check how long protection lasts, without receiving further vaccination. Participants will undergo safety monitoring during pregnancy and after birth. Infants will be followed for six months to assess safety and antibody levels. Blood tests will measure immune response, including neutralizing antibodies at birth. The study tracks local and systemic reactions, adverse events, serious adverse events, and new medical conditions in both pregnant participants and their infants over various timeframes throughout the study.

Age: 0Years +All GendersPhase 3
94 locations
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Actively Recruiting

This research focuses on pediatric participants aged 6 to 17 years with obesity or overweight conditions. Its aim is to establish a framework to evaluate the safety and effectiveness of drug treatments for managing chronic weight issues in this population. The study is part of a Phase 3 Master Protocol that includes multiple interventions and will report results when all intervention-specific arms finish. Participants may receive either Orforglipron, a drug given orally, or a placebo, also taken by mouth. Different intervention-specific arms may begin independently as new treatments become available for testing. The study sets clear entry criteria for newly enrolled participants across these intervention arms. During the study, researchers will monitor participants from baseline up to 72 weeks, focusing on the number of participants allocated to each intervention arm. They will also track safety and treatment effectiveness. Participation involves regular assessments of weight, health status, and any side effects, ensuring a thorough evaluation of the chronic weight management interventions over time.

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

Researchers are evaluating the effectiveness and safety of pirtobrutinib in adults with chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL). The study focuses on two parts: Part 1 tests three different doses of pirtobrutinib in participants who have had 1 to 3 prior treatments, including a covalent Bruton tyrosine kinase (BTK) inhibitor. Part 2 evaluates pirtobrutinib alone in participants who have not received prior treatment but have a specific genetic deletion called 17p. This is a phase 2, open-label, randomized study. Pirtobrutinib is given orally to participants in both study parts. Participants in Part 1 receive one of three dose levels, while those in Part 2 receive pirtobrutinib monotherapy. Part 1 participation lasts about 3 years, and Part 2 participation can last up to 2 years. The study compares the effects of different doses and treatment histories to better understand pirtobrutinib’s impact on CLL/SLL. Throughout the study, researchers monitor participants' overall response to treatment from the start up to 3 years. They assess safety and side effects, and participants are required to be able to swallow oral medication and have a performance status that allows them to participate. The study includes regular evaluations to determine how well the treatment controls the disease and to track any adverse events over the course of the study periods.

Age: 18Years +All GendersPhase 2
132 locations
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Actively Recruiting

Researchers are evaluating the effect of a triple therapy inhaler called BGF MDI containing budesonide, glycopyrronium, and formoterol fumarate compared with a dual therapy inhaler called GFF MDI containing glycopyrronium and formoterol fumarate in people with Chronic Obstructive Pulmonary Disease (COPD) who have a higher risk of heart and lung problems. This Phase III randomized, double-blind, parallel group study takes place at multiple centers and focuses on cardiopulmonary outcomes in these patients. Participants receive either the BGF MDI 320/14.4/9.6 micrograms twice daily or the GFF MDI 14.4/9.6 micrograms twice daily. The treatments are inhaled using metered dose inhalers. The study compares these two therapies over time to see how they affect the time until the first severe heart or lung event occurs. The study design ensures that neither participants nor researchers know which treatment is given to reduce bias. During the study, participants will have regular visits to the study site or virtual visits to complete assessments. Researchers will monitor lung function, symptoms, and blood tests, including blood eosinophil counts and COPD assessment test scores. The main outcome measured is the time to the first severe cardiac or COPD event, with follow-up lasting up to three years. Safety and adherence to treatment will also be closely observed throughout the study period.

Age: 40Years - 80YearsAll GendersPhase 3
920 locations
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Actively Recruiting

Researchers are evaluating the effects of orforglipron, an oral medication taken once daily, compared to a placebo in adolescents with obesity or those who are overweight with related health issues. This Phase 3 study aims to assess the medicine's safety, how it is processed in the body, and how well it works over a period lasting about 18 months. Participants include adolescents aged 12 to 17 years who have struggled to lose weight despite previous diet and exercise programs. Participants will be randomly assigned to receive either orforglipron or a placebo, both taken by mouth once daily. The study will monitor changes in body mass index (BMI) from the start of the trial to week 72. Those in the study must meet specific criteria related to their BMI percentiles and presence of weight-related conditions such as hypertension, type 2 diabetes, prediabetes, dyslipidemia, obstructive sleep apnea, or certain liver diseases. During the study, participants will be regularly evaluated through medical assessments that include measuring BMI and monitoring overall health and safety. Researchers will track how the body responds to orforglipron and observe any side effects. The study's total length of participation is approximately 18 months, allowing close follow-up to understand long-term effects and treatment outcomes.

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

Researchers are evaluating the safety, tolerability, and effectiveness of IMVT-1402 in adults with Graves' disease who continue to have hyperthyroidism despite treatment with antithyroid drugs (ATD). This Phase 2b randomized, double-blind, placebo-controlled study aims to compare IMVT-1402 with placebo by measuring thyroid hormone levels and ATD dose after 26 weeks. Participants will receive IMVT-1402 as a 600 mg injection under the skin once a week for either 52 weeks, or for 26 weeks followed by placebo injections for another 26 weeks. The placebo group will receive weekly placebo injections for 52 weeks. This design allows assessment of the drug's effects over time compared to placebo. During the study, participants will be monitored through laboratory tests measuring thyroid hormones (T3, FT4, TSH) to determine if they achieve normal thyroid function without ATD by Week 26. Safety and tolerability will also be evaluated throughout the treatment period. Participants must be adults between 18 and 75 years old and able to comply with study procedures.

Age: 18Years - 75YearsAll GendersPhase 2
133 locations
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Actively Recruiting

Healthy Volunteer

Researchers are evaluating the immune response and safety of the mRNA-1283 COVID-19 vaccine containing variant-specific formulations during the current COVID-19 environment. This Phase 3b/4 open-label study uses a flexible master protocol to assess different updated vaccines, with Subprotocol 1 focusing on individuals aged 65 and older or those aged 12 to under 65 who have at least one risk factor for severe COVID-19 outcomes. Participants receive the mRNA-1283.251 variant-containing vaccine as a sterile liquid injection. Subprotocol 1 included two parts: Part A, which was discontinued, and Part B, which collects detailed safety and immune response data over a longer period. The study evaluates how the vaccine works against matched COVID-19 variants by measuring neutralizing antibody levels and their increase from baseline to Day 29 after vaccination. Throughout the study, participants undergo assessments including blood tests to measure antibodies, safety monitoring, and reactogenicity data collection. Female participants who could become pregnant must have negative pregnancy tests and follow contraception guidelines. The study lasts through Day 29 post-vaccination, with follow-up visits to monitor immune response and safety. Researchers aim to understand the vaccine's effectiveness and safety in these populations.

Age: 12Years +All GendersPhase 4
5 locations
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Actively Recruiting

Healthy Volunteer

Researchers are evaluating the immune response and safety of mRNA COVID-19 vaccines that target different variants of the SARS-CoV-2 virus. The study uses a master protocol design to flexibly assess various updated vaccine formulations. Each new vaccine version or age group tested will have its own subprotocol, and the outcomes reported are based on this overall framework. Participants receive variant-containing mRNA-1273 vaccines, which are sterile liquid injections. Different formulations like mRNA-1273.167, mRNA-1273.712, mRNA-1273.251, and mRNA-1273.261 are being evaluated, with specific age groups and risk factors defined for each. The study includes adults and children from 6 months of age and older, with some groups requiring at least one risk factor for severe COVID-19 outcomes. During the study, participants will undergo assessments including measurement of neutralizing antibodies against COVID-19 variants up to 29 days after vaccination, and tracking of seroresponse rates up to 28 days after the last dose. Safety and immunogenicity are closely monitored, and participants must comply with study procedures. The overall goal is to understand how well these variant vaccines trigger immune protection and their safety profiles.

Age: 6Months +All GendersPhase 4
6 locations
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Actively Recruiting

Researchers are evaluating the effects of adding cemiplimab, an immunotherapy drug that blocks the PD-1 pathway to help the immune system attack tumor cells, to the usual treatment of docetaxel and ramucirumab in patients with stage IV or recurrent non-small cell lung cancer. This phase II/III Expanded Lung-MAP trial compares cemiplimab combined with docetaxel and ramucirumab versus docetaxel and ramucirumab alone, aiming to improve treatment outcomes in patients who previously received platinum chemotherapy and immunotherapy but developed resistance or disease progression. Participants are randomly assigned to one of two treatment arms. In Arm I, patients receive dexamethasone orally twice daily on days 0-2, ramucirumab and docetaxel intravenously on day 1 of each 21-day cycle. In Arm II, patients receive the same treatments plus cemiplimab intravenously on day 1 of each cycle. Treatment cycles continue every 21 days until disease progression or unacceptable side effects occur. Throughout the study, patients undergo regular blood sample collection and imaging scans such as CT or MRI to monitor disease status. During the study, participants are closely monitored with scans, blood tests, and physical exams to assess overall survival and other outcomes like progression-free survival, response rates, and treatment safety. Researchers also collect blood samples for future molecular studies. After completing treatment, patients are followed up every 3 to 6 months for up to 3 years to track long-term survival and health status. The study measures overall survival from randomization to death from any cause, assessed up to 3 years.

Age: 18Years +All GendersPhase 2Phase 3
386 locations

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