A Patient Takes Antacids, Cimetidine (Tagamet), and Phenytoin (Dilantin)

question 23

Multiple Choice

A patient takes antacids, cimetidine (Tagamet) , and phenytoin (Dilantin) . The health care provider prescribes a benzodiazepine for anxiety. Which drug interactions would the nurse anticipate? Select all that apply.

• A) Increased plasma level of benzodiazepine related to cimetidine therapy
• B) Increased absorption of the benzodiazepine if taken with the antacid
• C) Euphoria and disinhibition associated with phenytoin therapy
• D) Serotonin syndrome associated with cimetidine use
• E) Potential phenytoin toxicity