Hydrocodone is an opioid analgesic prescribed for moderate to severe pain, especially when non-opioid medications are not effective. It is commonly combined with acetaminophen or ibuprofen to enhance pain relief. Hydrocodone works by binding to opioid receptors in the central nervous system, reducing pain signaling and discomfort perception. Common side effects include drowsiness, nausea, constipation, dizziness, and fatigue. Serious risks include respiratory depression, tolerance, dependence, and overdose, particularly with misuse or combination with alcohol or sedatives. Hydrocodone is classified as a Schedule II controlled substance and requires close medical supervision. Safe use focuses on controlled dosing, limited duration of therapy, patient education, and regular clinical monitoring as part of a structured pain management and wellness strategy.