Detoxing from fentanyl typically takes about 5–10 days for the acute withdrawal phase, though lingering symptoms—known as Post-Acute Withdrawal Syndrome (PAWS)—can last weeks or months. Withdrawal often begins within 6–12 hours after the last dose, bringing intense early symptoms such as muscle aches, anxiety, sweating, insomnia, and cravings, followed by gastrointestinal issues, mood swings, and […]