General Committee Of Teaching Hospitals And Institutes, Egypt

This study is testing if using a larger surgical tool (bougie) during gastric sleeve weight-loss surgery leads to fewer stomach leaks after the operation. It will compare a standard smaller tool to a larger one in 100 patients to see if the larger tool is safer without reducing h…

This study aims to find out if specialized vitamin supplements designed for people who have had weight-loss surgery work better than standard multivitamins at preventing nutrient deficiencies. It will follow 624 adults for one year after their surgery, checking their vitamin and …

This study aims to find the best second surgery for people who have regained weight after an initial gastric sleeve procedure. Researchers will compare three different types of follow-up surgeries in 234 participants to see which one leads to the most weight loss, the fewest comp…

This study aims to find the safest vitamin supplements for people after weight loss surgery. Researchers will test specially designed supplements with lower vitamin B6 levels on 249 patients to see if they prevent both vitamin deficiency and dangerous overdose. The goal is to cre…

This study is testing whether a daily multivitamin tablet can prevent vitamin and mineral deficiencies in people using popular weight-loss medications like Ozempic and Saxenda. Researchers will compare the multivitamin against a placebo in 150 adults using these medications for a…