George Washington University

This study looks at whether switching to a plant-based diet can improve heart health and reduce inflammation in people who have had a kidney transplant. Twenty-five participants who are at least three months post-transplant will follow a plant-based diet for 16 weeks after a two-…

This phase 3 trial tests whether methotrexate, a drug used for rheumatoid arthritis, can reduce joint swelling and pain in people with chronic arthritis caused by chikungunya virus. About 150 adults in Colombia will receive either methotrexate or a placebo for 6 months. The goal …

This study tests a 45-60 minute online program called PATHS that teaches parents how to talk to their gay or bisexual sons about sexual health. About 393 parent-teen pairs join, with teens aged 14-19. The goal is to see if the program improves teens' condom use, PrEP awareness, a…

This study tests if the DigniCap scalp cooling system can prevent hair loss in Black women with early-stage breast cancer undergoing chemotherapy. About 30 participants will use the cooling cap during chemo sessions. The goal is to see if it helps keep hair, reducing the need for…

This study tests two ways to help older adults with kidney failure make informed choices about their care. One approach offers education and decision aids; the other adds a supportive care program for those who choose non-dialysis options. Researchers will compare how many patien…

This study tests two programs—Her Spaces for girls and Act With Her for boys and girls—designed to improve education, health, safety, and life skills for 4,500 young adolescents aged 10-13 in Ethiopia. The programs include weekly group sessions over 10 months. Researchers will me…

This study looks at how well pregnant women in Tanzania like and tolerate different amounts of iron in their daily prenatal vitamins. 156 women will try three different iron doses (30 mg, 45 mg, and 60 mg) and report which one they prefer and any side effects. The goal is to find…

This study tests three different daily doses of vitamin B12 (2.6, 10, and 50 micrograms) in 40 pregnant women and 10 non-pregnant women in Tanzania. The goal is to see how the body processes B12 during pregnancy and find the optimal dose for future larger trials. Participants tak…

This study follows 100 women with breast or gynecologic cancers to see if their diet before chemotherapy is linked to levels of a protein called hepcidin, and whether hepcidin levels affect how much chemo they can receive. The goal is to understand if eating certain foods might h…

This study follows over 1,400 people with type 1 diabetes who were part of an earlier trial. Researchers are tracking how early intensive blood sugar control affects long-term health, including eye, kidney, nerve, and heart problems. The goal is to find ways to prevent or delay t…