Use the Cockcroft-Gault equation to estimate the creatinine clearance for a 55 year old female patient who is 5'4" tall and weighs 334 lb with a reported serum creatinine value of 1.2 mg/dL.

Use the Cockcroft-Gault equation to estimate the creatinine clearance for a 33 year old male patient who is 5'9" tall and weighs 256 lb with a reported serum creatinine value of 2.7 mg/dL.

Use the Cockcroft-Gault equation to estimate the creatinine clearance for a 72 year old male patient who is 5'7" tall and weighs 140 lb with a reported serum creatinine value of 1.5 mg/dL.

A patient is taking hydrocodone as one 3.25 mg tablet(s) by mouth every 8 hours. The prescribing physician wants to change the patient to an equivalent dose of hydromorphone taken by mouth. Assume 30 mg of hydrocodone is equianalgesic to 7.5 mg of hydromorphone. What is the daily oral dose of hydromorphone that will provide an equivalent analgesic effect to the amount of hydrocodone the patient is currently taking?

A patient is taking hydrocodone as one 3.25 mg tablet(s) by mouth every 8 hours. The prescribing physician wants to change the patient to an equivalent dose of oxycodone taken by mouth. Assume 30 mg of hydrocodone is equianalgesic to 20 mg of oxycodone. What is the daily oral dose of oxycodone that will provide an equivalent analgesic effect to the amount of hydrocodone the patient is currently taking?