Kinz 20mg/1ml InjKinz 20mg 1ml Injection Kinz 20mg 1ml Injection contains Nalbuphine Hydrochloride, a potent opioid analgesic used for the relief of moderate to severe pain. It works by acting on pain receptors in the brain and spinal cord, blocking pain signals and providing rapid, effective relief. Manufactured by AGP Pharma, Kinz 20mg Injection is commonly used in hospitals for postoperative pain, traumatic injuries, and pain associated with medical or surgical