How safe are Fentanyl patch 50 mcg?

High risk. for side effects, abuse and potential serious breathing problems and death. Vomiting, constipation,dizziness, drowsiness, or headache, just a few common side effects that may occur. Carefully follow your physician instructions for using fentanyl patches and remember that your doctor has prescribed this medication because he/she has thought that the benefit to you is greater than the risk.
Not safe, when fentanyl patches first came out they were used frequently after surgery and quite effective. But the FDA noted problems and issued a black box warning that restricts use to those already tolerant to narcotics and nothing else works,
Relatively safe. If the fentanyl patch was prescribed by your doctor he/she should have properly reviewed any contraindications. Fentanyl is an opioid medication that can cause fatigue and respiratory depression if taken in too high of a dose. 50mcg is usually a safe dose but if combined with another opioid should be used with caution. .