A Female Client Has Been Prescribed Ampicillin (Principen)

A female client has been prescribed ampicillin (Principen) .What should the nurse emphasize when instructing the client about the medication?
Select all that apply.

A) Do not become pregnant while on ampicillin.
B) If taking oral contraceptives,use an alternative form of birth control.
C) Ampicillin should be taken on an empty stomach.
D) Contact the health care provider immediately if persistent diarrhea with fever occurs.
E) Stop taking ampicillin if nausea occurs and report to the health care provider immediately.