POSTOPERATIVE NAUSEA AND VOMITING

This study tests if taking ginger before gallbladder surgery can prevent nausea and vomiting afterward. About 102 adults having laparoscopic gallbladder removal will take either ginger or a placebo two hours before surgery. Researchers will track how many people feel sick in the …

This study tests whether a small, wearable device called the Reletex Reliefband can reduce nausea and vomiting after bariatric (weight-loss) surgery. About 100 adults having robotic sleeve gastrectomy will wear either the active device or a placebo for 24 hours after surgery. The…

This study tests whether a long-acting steroid called dexamethasone palmitate can better prevent nausea and vomiting after brain surgery compared to standard treatments. About 500 adults having elective brain surgery will receive the drug before their operation. The goal is to se…

This study tests whether a long-acting steroid called dexamethasone palmitate can prevent nausea and vomiting after open surgery better than the standard drug. About 500 adults having planned open surgery will receive the drug before their operation. The goal is to see if it redu…

This study tests a new method to reduce pain and nausea after laparoscopic sleeve gastrectomy, a common weight-loss surgery. About 200 adults will receive either a paragastric nerve block (injecting numbing medicine near the stomach) or a placebo during surgery. The goal is to se…

This study compares two types of ultrasound-guided nerve blocks to control pain after laparoscopic gallbladder removal. 70 adults having elective surgery will receive one of the two blocks, and researchers will measure how much pain medication they need in the first 24 hours. The…

This study tests whether aromatherapy patches (lavender-sandalwood or orange-ginger) can reduce nausea and vomiting after total joint replacement surgery. About 159 adults will be split into three groups: one gets the aromatherapy patch plus standard care, another gets a placebo …

This study tests whether a long-lasting steroid, dexamethasone palmitate, can better prevent nausea and vomiting after minimally invasive surgery compared to standard care. About 588 adults aged 18–65 having laparoscopic or thoracoscopic surgery will receive the drug before their…

This study looks at whether giving patients special nutrition advice and a clear fasting plan before knee replacement surgery can help them feel better afterward. About 72 adults having knee replacement will be split into two groups: one gets the new nutrition and fasting plan, t…

This study looks at whether giving a higher dose of propofol (a common anesthesia drug) during heart bypass surgery can lower the chance of nausea and vomiting afterward. Researchers will follow 60 adults having planned heart bypass surgery and compare those who get high-dose pro…

This study looks at whether combining a sedative drug (dexmedetomidine) with a gentle nerve stimulation technique can lower the chance of nausea and vomiting after laparoscopic surgery in women. About 176 women aged 18 to 65 having planned surgery will take part. The goal is to f…

This study observes 909 adults having surgery under general anesthesia to see if taking metformin (a diabetes medicine) before surgery changes how often they experience nausea or vomiting afterward. Researchers will compare those already on metformin with those not taking it, usi…

This observational study is looking at whether the phase of a woman's menstrual cycle affects the diameter of the optic nerve sheath, which can indicate pressure inside the skull. Researchers will measure this in 110 women having laparoscopic gynecologic surgery and compare those…

This study watches 60 women aged 18-40 who are having nose surgery to see if their menstrual cycle phase changes how much nausea or vomiting they have after the operation. Researchers will also check if a drug called sugammadex, used during anesthesia, plays a role. No extra trea…