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 single injection of dexamethasone palmitate, a longer-acting steroid, can better prevent nausea and vomiting after minimally invasive surgery compared to standard dexamethasone. About 588 adults aged 18 to 65 having laparoscopic or thoracoscopic surgery…

This study tests whether a wrist-worn device that sends mild electrical pulses can reduce nausea and vomiting after bariatric sleeve gastrectomy. One hundred adults will wear either an active device or a placebo for 24 hours after surgery. Researchers will compare nausea scores, …

This study will observe 60 adults having heart bypass surgery to see if a higher dose of the anesthetic propofol reduces nausea and vomiting after the operation. Researchers will compare patients who get high-dose propofol to those who get a low dose. Participants will be checked…

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

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 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 looks at whether the phase of a woman's menstrual cycle affects the optic nerve sheath diameter, a measure linked to brain pressure, during laparoscopic gynecologic surgery. Researchers will compare women in the follicular and luteal phases, also tracking nausea and co…

This study watches 60 women ages 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 the anesthesia drug sugammadex plays a role. No extra treatments are given—ju…

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…