Particular compounds present in grapefruit are recognized to inhibit CYP450 3A4 and may increase the bioavailability of swallowed fentanyl (reportedly nearly 75% of a dose) and PecFent injection can be administered intravenously both being a bolus or by infusion & by intramuscular route also. The dose of fentanyl should be https://lorenzceutique.com/