Fentanyl is significantly stronger than morphine. For example, fentanyl is about 100 times stronger than morphine, with some fentanyl analogues being up to 10,000 times more potent.
Fentanyl is significantly stronger than morphine. For example, fentanyl is about 100 times stronger than morphine, with some fentanyl analogues being up to 10,000 times more potent.