Fentanyl
Average User Rating:
Fentanyl, 3.67 / 5 (9 votes)

Fentanyl Side Effects

Fentanyl Patch 75mcg Transdermal
Fentanyl has been shown to cause common side effects, such as:
  • constipation
  • dizziness
  • drowsiness
  • dry mouth
  • headache
  • nausea
  • vomiting
  • weakness
  • tiredness
  • diarrhea
  • exaggerated sense of well-being
  • indigestion
  • loss of appetite
  • redness, swelling, or irritation at spot where patch was applied
  • insomnia
  • sweating
Fentanyl has also been shown to cause more serious side effects, such as:
  • blurred vision
  • fainting
  • hallucinations
  • muscle rigidity
  • seizures
  • severe dizziness
  • irregular heartbeat
  • irregular breathing patterns
  • trouble breathing
  • mood or mental changes
  • trouble urinating
  • chest pain
  • confusion
  • ulcers
  • bleeding
  • memory loss
  • flu-like symptoms
  • tremor
If you experience any serious symptoms, or if common side effects persist, contact your doctor and seek medical attention immediately.