POSTOPERATIVE NAUSEA AND VOMITING

This study tests whether a single injection of dexamethasone palmitate before surgery can better prevent nausea and vomiting after minimally invasive procedures compared to standard care. About 588 adults aged 18-65 having laparoscopic or thoracoscopic surgery will take part. The…

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 looks at whether scented patches (lavender-sandalwood or orange-ginger) can lessen nausea and vomiting after total joint replacement. About 159 adults will be split into three groups: one gets the scented patch plus standard care, another gets a placebo patch plus stan…

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 a small, wearable device called the Reletex Reliefband can help 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…

This study tests whether a longer-acting steroid (dexamethasone palmitate) given before brain surgery can better prevent nausea and vomiting afterward compared to standard treatment. About 500 adults having elective brain surgery will take part. The goal is to see if this drug re…

This study looks at whether combining a sedative drug (dexmedetomidine) with a gentle nerve stimulation on the ear can lower the chance of nausea and vomiting after laparoscopic surgery. The trial will include 176 women aged 18 to 65. The goal is to find a better way to manage th…

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

This study compares two types of ultrasound-guided nerve blocks to see which provides better pain relief after laparoscopic gallbladder removal. About 70 adults having this surgery will receive one of the two blocks. The goal is to reduce pain and the need for strong painkillers …

This study tests whether injecting numbing medicine around the stomach during weight-loss surgery can lessen pain and nausea afterward. About 200 adults having sleeve gastrectomy will either get the nerve block or a placebo. The goal is to see if this simple technique helps patie…

This study is observing how the phase of a woman's menstrual cycle (follicular vs. luteal) might affect the optic nerve sheath diameter, which is a measure of pressure inside the skull. Researchers will also track nausea and thinking after surgery. The goal is to see if natural h…

This study aims to find out if taking metformin before surgery changes how likely patients are to feel sick or vomit after general anesthesia. Researchers will follow 909 adults who are already taking metformin for diabetes and compare them to those not on the drug. The goal is t…

This study watches 60 women ages 18-40 having nose surgery to see if their menstrual cycle phase changes how often they feel sick or vomit after surgery. Researchers will also check if a drug called sugammadex plays a role. No extra treatments are given—just routine care and reco…