Phenibut Withdrawal Timeline & PAWS Recovery Guide [2025]

schedule14 min readcalendar_todayUpdated Nov 28, 2025
GUIDE

Phenibut withdrawal follows a predictable timeline. Understanding each stage helps you prepare and recognize warning signs.

This covers acute withdrawal (first 2 weeks) and post-acute withdrawal syndrome (PAWS) that can persist for months.

articleHours 0-24: Early Withdrawal

First signs emerge 2-6 hours after missed dose in heavy users.

Physical

  • Anxiety and restlessness
  • Mild tremor
  • Palpitations, sweating
  • Nausea, insomnia

Psychological

  • Rebound anxiety
  • Irritability, racing thoughts
  • Light/sound sensitivity

Concerning: Confusion, hallucinations, chest pain, seizure activity require emergency care.

articleDays 1-3: Peak Intensity

Symptoms peak 24-72 hours after last dose. Most dangerous period.

Physical

  • Marked insomnia
  • Prominent tremor, sweating
  • Tachycardia (100+ bpm)
  • Nausea, vomiting

Psychological

  • Severe anxiety, panic
  • Agitation, paranoia
  • Hallucinations, psychosis (severe cases)

Emergency Signs

Seek immediate care for: seizures, persistent hallucinations, severe confusion, suicidal thoughts, chest pain.

articleWeeks 1-4: Subacute Phase

Week 1-2

Autonomic symptoms ease. Sleep still disrupted but possible. Fatigue prominent. Anxiety comes in waves.

Week 3-4

Most physical symptoms resolve. Depression may peak. Cognitive improvement begins. Mood remains unstable.

Fluctuating symptoms are normal. Good days followed by difficult ones gradually stabilize.

articleMonths 1-6: PAWS (Post-Acute Withdrawal)

Common PAWS Symptoms

  • Intermittent anxiety waves
  • Sleep disruption
  • Mood instability, anhedonia
  • Cognitive fog, memory issues

Timeline

PeriodExpectation
Month 1Frequent symptoms, gradual improvement
Month 2-3Less intense, longer normal stretches
Month 4-6Mostly recovered, occasional bad days

Higher doses and longer use = longer PAWS. Good self-care speeds recovery.

help_outlineFrequently Asked Questions

Acute: 1-2 weeks. PAWS: 1-6 months, gradually improving. Most feel mostly recovered by 3-4 months.
Days 2-3 are typically worst - peak physical and psychological symptoms, highest danger of seizures/psychosis.
Yes, PAWS is temporary. Most see significant improvement by month 3, full recovery by 6 months.

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