What are the sideefects of long term use of fintanol?

Long-term use of fentanyl can lead to a range of side effects, including tolerance, dependence, and potential addiction. Users may experience respiratory depression, constipation, hormonal imbalances, and cognitive impairments. Additionally, prolonged exposure can increase the risk of overdose, especially if combined with other depressants. Regular medical supervision is crucial to manage these risks effectively.