General Committee Of Teaching Hospitals And Institutes, Egypt

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. Researchers will follow 624 adults who have undergone sleeve gastrectomy, gastric bypas…

This study is testing if using a larger tube during gastric sleeve surgery leads to fewer dangerous stomach leaks after the operation. Researchers will compare a standard smaller tube to a larger one in 100 patients to see if the bigger tube reduces complications without making w…

This study is testing special vitamin supplements designed for people who have had weight-loss surgery. It aims to see if these new pills can provide the right nutrients without causing a vitamin B6 overdose, which is a common problem with standard supplements. Researchers will f…

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 is testing whether daily multivitamin tablets can prevent vitamin and mineral deficiencies in people taking popular weight loss medications like Ozempic or Saxenda. Researchers will compare 150 adults taking these medications who receive either the multivitamin or a pl…