GETTING MY FENTANYL SYMPTOM CHECKER TO WORK

fentanyl, cyproheptadine. Both improves toxicity in the other by pharmacodynamic synergism. Modify Therapy/Watch Carefully. Coadministration of fentanyl with anticholinergics may perhaps raise risk for urinary retention and/or severe constipation, which may bring on paralytic ileus.If coadministration of CYP3A4 inhibitors with fentanyl is critical,