A Client Is Receiving Metronidazole (Flagyl)

A client is receiving metronidazole (Flagyl) .The nurse would give which of the following instructions to the client?

A) "You may have a loss of appetite during the course of therapy."
B) "Make sure to take this pill on an empty stomach."
C) "This medicine may turn your saliva greenish-blue,so don't be alarmed if this occurs."
D) "Please contact your physician if you experience fatigue,unusual bleeding,or bruising."