The Concomitant usage of acetaminophen and codeine phosphate tablets with all cytochrome P450 3A4 inducers or discontinuation of the cytochrome P450 3A4 inhibitor may bring about lessen codeine concentrations, bigger norcodeine stages, and less metabolism via 2D6 with resultant reduce morphine degrees. Talk to your healthcare supplier or pharmacist for https://qualitypharmaceuticalsonline.com/codeine-phosphate-30mg/