Answer to Question 1
Ans: C
Feedback:
The nurse should instruct the client to take the drug immediately after mixing it with water. The nurse need not instruct the client to take the drug at an interval of 3 hours, to take the drug after dissolving it in 90 to 120 mL of hot water, or to take the drug on an empty stomach. Fosfomycin, which comes in dry form, should be dissolved in 90 to 120 mL water, but not hot water. The nurse should instruct the client to take the drug with food to prevent gastric upset, which occurs with the administration of fosfomycin.
Answer to Question 2
Ans: C
Feedback:
The nurse should instruct the client taking the anti-infective methenamine to avoid an excessive intake of citrus fruits. The nurse need not instruct the client taking methenamine to avoid prolonged exposure to sunlight, to increase the intake of milk products, or to take the drug preferably with food. Instead, the nurse should instruct the client to avoid milk and milk products when the client is taking methenamine.