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Phentermine FAQs

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Phentermine Dosage & Precautions

What should I do if I take a phentermine overdose?

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If you have accidentally taken an overdose of phentermine, it is important not to panic. Inform someone close to you and ask them to watch for these symptoms:

  • Vomiting
  • Diarrhea
  • Stomach pain
  • Rapid breathing
  • Hallucinations
  • Confusion
  • Panic
  • Aggressive behavior
  • Lightheadedness
  • Shaking
  • Fainting

If you experience any of the above seek medical attention immediately.