PAIN AFTER SURGERY

This study tests a new drug called HSK55718 for pain after abdominal surgery. About 200 adults will receive either the new drug, morphine, or a placebo. Researchers will measure pain relief and satisfaction. The goal is to see if HSK55718 is safe and effective.

This study tests whether using a virtual reality (VR) headset showing calming nature videos can reduce pain and anxiety during a first-trimester procedural abortion. Seventy-two adults will either receive usual care (pain medication and local anesthetic) or usual care plus the VR…

This study compares two types of nerve blocks to manage pain and reduce opioid use in 70 adults having breast-conserving surgery. Participants will receive one of two ultrasound-guided injections before surgery. The goal is to see which method provides better pain relief and lowe…

This study teaches people having colorectal surgery simple mindfulness exercises like deep breathing and staying focused on the present. Half the participants learn these skills before surgery and get a refresher afterward, while the other half receives standard care. The goal is…

This study looks at whether adding cognitive behavioral therapy (CBT) to standard education helps people who take opioids for chronic pain taper off them before spine surgery. About 45 adults scheduled for major spine surgery at least four weeks ahead will be split into two group…

This study tests whether giving morphine during coronary artery bypass surgery can improve pain control and reduce side effects like nausea after the operation. Sixty adults scheduled for elective heart surgery will be randomly assigned to receive either morphine or no additional…

This study tests whether taking melatonin before a planned C-section can lower pain afterward. Sixty women will receive either 5 mg, 10 mg, or a placebo pill one hour before surgery. Researchers will track pain levels, how soon they need extra pain relief, and any side effects ov…