POSTOPERATIVE NAUSEA AND VOMITING

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

This study tests whether combining a sedative (dexmedetomidine) with a gentle nerve stimulation technique can lower the chance of nausea and vomiting after laparoscopic surgery in women. Researchers will track 176 female patients for 24 to 48 hours after their operation. The goal…

This study tests whether aromatherapy patches (with scents like lavender, sandalwood, orange, or 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, ano…

This study tests whether a long-acting steroid called 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 t…

This study tests whether a small, wearable device called the Reletex Reliefband can reduce nausea and vomiting after bariatric surgery. About 100 adults having robotic sleeve gastrectomy will wear either the active device or a placebo for 24 hours after 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 will receive one of the two blocks, and researchers will measure how much pain medication they need in the first 24 hours. The goal is to find a safer…

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 a high dose v…

This study tests whether injecting a numbing medicine around the stomach during weight-loss surgery can reduce pain and nausea afterward. About 180 adults having sleeve gastrectomy will receive either the nerve block or a placebo. The goal is to see if this simple technique helps…

This study looks at whether teaching patients about nutrition and following a specific fasting plan before knee replacement surgery can reduce thirst, nausea, and vomiting after the operation. About 72 adults having knee replacement will be split into two groups: one gets the spe…

This study tests whether taking ginger two hours before gallbladder surgery can lower the chance of feeling sick or throwing up afterward. About 102 adults having their gallbladder removed will take either ginger or a placebo. The goal is to see if this simple, natural approach w…

This study tests whether a longer-lasting steroid (dexamethasone palmitate) given before open surgery can better prevent nausea and vomiting than standard care. About 500 adults having spine, chest, or abdominal surgery will take part. The goal is to see if this drug reduces symp…

This study is observing 110 women aged 18-45 having laparoscopic gynecologic surgery to see if the phase of their menstrual cycle affects the diameter of the optic nerve sheath, which is a measure of pressure inside the skull. Researchers will also check for nausea, vomiting, and…

This study observes 909 adults having surgery under general anesthesia to see if taking metformin (a diabetes medicine) changes their risk of nausea and vomiting after the operation. Researchers will compare those already on metformin with those not taking it, using surveys to tr…

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…