Dangers Of Misused Prescribed Drug For Chronic Pain

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Fentanyl a pain relief drug can cause side effects similar to those of other opioid drugs, including heroin, OxyContin, or morphine. However, since fentanyl is between 50 and 100 times more potent than morphine, the side effects may be more intense, set in faster, or last longer.

General, opioid-like side effects from fentanyl use – which may include those that occur due to prescription use – are:

  • Drowsiness or fatigue
  • Confusion
  • Trouble concentrating
  • Tightness in the throat
  • Stiff or rigid muscles
  • Constricted pupils
  • Physical weakness