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In Portugal, approximately 2,424 new cases of head and neck cancer are diagnosed each year, of which 60% are already at an advanced stage, presenting with intense pain and dysphagia (difficulty swallowing). There is also marked social isolation due to communication difficulties, …

The objective of this clinical trial is to evaluate the efficacy and safety of sertraline combined with multi-strain probiotics in adolescents aged 12-18 with major depressive disorder. The primary research question is whether sertraline combined with multi-strain probiotics is s…

The goal of this project is to conduct a series of studies to refine, test, and understand experiences with a peer-led community-based intervention in which youth will be integrated into health care teams and trained to deliver HIV pre-exposure prophylaxis (PrEP) to their peers. …

The goal of this clinical trial is to determine how well people tolerate treatment with alisertib at different doses when it is used together with paclitaxel to treat people with SCLC. The main question it aims to answer is: * What percentage of side effects, both mild and serio…

Endovascular thrombectomy (EVT) is a procedure that improves recovery for people who suffer from a stroke by removing blood clots from large blood vessels in the brain. However, even with this treatment, over half of the patients either pass away or are left with serious disabili…

The goal of this clinical trial is to learn if nitazoxanide (NTZ) can treat Cryptosporidium infection in children age 6-12 months. The main questions it aims to answer are: * Does NTZ treatment of diarrheal Cryptosporidium infection lower the number of days of diarrhea? * Does N…

This clinical trial develops a chatbot smartphone application (app), QuitBot, and text messaging to help American Indians (AI) and Alaska Natives (AN) to quit smoking commercial tobacco (smoking cessation), and evaluates two remote smoking cessation programs to see how well they …

The goal of this clinical trial is to learn if CBG131 works to treat advanced gastric cancer or pancreatic cancer in adults whose tumors are CLDN18.2-positive. It will also learn about the safety of CBG131 and find the best dose to use. The main questions it aims to answer are: …

Persons living with dementia (PLWD) are at significantly increased risk for falls, which are the leading cause of emergency department (ED) visits in this population and contribute to serious injuries, functional decline, and caregiver burden. GAPcareAD is an ED-initiated, caregi…

ACO/ARO/AIO-22 - External beam radiotherapy combined with endorectal high-dose-ratebrachytherapy in elderly and frail patients with rectal cancer. A prospective multicentre trial of the German Rectal Cancer Study Group.

This study aims to understand how oral bacteria that cause tooth decay and gum disease spread among family members and whether treating multiple family members can reduce the return of these bacteria after dental treatment. Families with children aged 5-12 years will be recruite…

This randomized controlled trial will evaluate whether a brief preoperative virtual reality intervention reduces anxiety and improves early recovery in adults undergoing elective gynecological surgery. Approximately 140 participants will be randomly assigned in a 1:1 ratio to eit…

The goal of this clinical research study is to learn about the safety and tolerability of the OnVagus device when used by patients who have metastatic pancreatic cancer and are receiving chemotherapy.

The goal of this study is to learn if transanal irrigation (TAI) works better than standard bowel care (SBC) to treat severe constipation in people with Parkinson's disease (PD). It will also evaluate its effects on gut microbiota and motor disorders, as well as its safety. The …

This phase II trial tests the safety, best dose, and effectiveness of ropeginterferon alfa-2b for the treatment of patients with myelodysplastic syndrome/myeloproliferative neoplasm overlap syndromes and chronic myelomonocytic leukemia. Ropeginterferon alfa-2b is a form of interf…

Digital game addiction is associated with reduced physical activity, increased sedentary behavior, and adverse physical and psychosocial health outcomes in young adults. This study aims to develop and evaluate the effectiveness of a physiological biofeedback-integrated virtual re…

The goal of this clinical trial is to learn whether a study drug called fezolinetant impacts cardiovascular and cognitive health in women who have moderate to severe menopausal hot flashes and night sweats. Researchers will compare fezolinetant to a placebo. A placebo is a pill …

This prospective cohort study will evaluate the use of Adaptive Support Ventilation (ASV) together with targeted fluid resuscitation in adult patients with severe burn injuries requiring mechanical ventilation in the intensive care unit. Patients with extensive burns often devel…

This phase II trial evaluates whether an investigational scan (18F-MFBG positron emission tomography \[PET\]/computed tomography \[CT\] or PET/magnetic resonance imaging \[MRI\]) can accurately detect tumors in patients with newly diagnosed, high-risk neuroblastoma as well as sta…

This phase II trial studies how well nirogacestat works in treating patients with skin Kaposi sarcoma (KS). Several anti-cancer drugs work well in treating KS, but there is no treatment that cures KS. Nirogacestat binds to a protein called gamma secretase, which blocks the activa…