A patient who is prescribed pravastatin (Pravachol) is taugh…

A patient who is prescribed pravastatin (Pravachol) is taught to avoid grapefruit juice.  The nurse explains that both pravastatin and grapefruit compete for the same site on the cytochrome P-450 enzyme, which is located in the liver.  The patient asks what would happen if he does drink grapefruit juice.  What is the nurse’s best response?

An elderly patient has not been eating well and generally ha…

An elderly patient has not been eating well and generally has poor nutrition. When labs are drawn, their albumin levels are markedly lower than previous lab results. The nurse notes that this patient has just been prescribed a medication with high plasma-binding affinity, and notifies the healthcare provider of the lab results.  Which medication administration adjustment does the nurse expect?

When taking a medication history prior to surgery, a patient…

When taking a medication history prior to surgery, a patient tells the nurse that her mother and sister both developed high fevers when going under general anesthesia.  Recognizing that she may have inherited the same tendency, which nursing action is most important for the nurse to implement?