A 17-year-old girl reports five months of crampy lower abdominal pain during each of her menstrual cycles, with associated nausea and vomiting. The symptoms usually last for the first 2 days of each cycle. You diagnose her with dysmenorrhea. She is sexually active and states that she does not desire to become pregnant. She is currently using condoms for birth control. Which of the following medications would you recommend to treat her symptoms? Acetaminophen Estrogen-progestin hormonal contraception Nonsteroidal anti-inflammatory drugs Progestin-only hormonal contraception