Benzazocines are a class of chemical compounds characterized by a benzene ring fused to an azocine ring, which is itself formed from two pyrrole rings. These drugs possess analgesic and anti-inflammatory properties due to their structural similarity to the endogenous opioids. Benzazocines act as partial agonists at mu-opioid receptors, providing moderate pain relief without the severe side effects often associated with full opioid agonists such as morphine or fentanyl. They are also used in veterinary medicine for pain management. Common examples include pentazocine and butorphanol, which have a lower risk of causing respiratory depression compared to traditional opioids. Due to their potential for abuse, benzazocines are typically prescribed under strict medical supervision.