A Young Woman Comes into the Clinic with a Respiratory

A young woman comes into the clinic with a respiratory infection.Because she has a fever of 101.6° F,the physician starts her on ampicillin 250 mg PO q6h.The patient has a history of being on birth control pills.Which of the following represents what a nurse should teach the patient about oral contraceptives with the use of antibiotics?

A) Penicillin will increase the effects of the birth control pill.
B) Use a backup method for birth control protection this month.
C) You will have a regular menstrual period;continue to take your birth control pill.
D) Birth control pills work with antibiotics if you take an antacid with them.