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