Resources · Withdrawal guide
Opioid withdrawal timeline Acute opioid withdrawal peaks at 48–72 hours and resolves in about a week.
Direct answer
Acute opioid withdrawal peaks at 48–72 hours and resolves in about a week.
- Question: How long does opioid withdrawal last?
- Category: Withdrawal
- Phone: 469-747-1201
Hours 8–24: yawning, restlessness, sweating, muscle aches, anxiety. Days 1–3: nausea, vomiting, diarrhea, severe muscle pain, insomnia. Days 3–7: symptoms gradually resolve.
Opioid withdrawal is severe but not usually medically dangerous by itself. MAT (buprenorphine) shortens and softens the window significantly.
Post-acute withdrawal (sleep, mood, cravings) can last months. Outpatient care manages this.
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What is detox?
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Fentanyl withdrawal
Onset is faster and symptoms can be more intense, but the timeline is similar.
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