MSFinals-1537
Olivia is a 15-year-old girl presenting with abdominal pains. The abdominal pain was around her lower abdomen and is crampy in nature and occasionally radiates to her back. Her pain normally comes on approximately before the onset of her period. She also feels increasingly fatigued during this period. No abdominal pains were noted outside of this menstrual period.
Olivia has no significant medical history. She denies any recent changes in her diet or bowel habits. She has not experienced any recent weight loss or rectal bleeding. She denies any family history of inflammatory bowel disease or colon cancer.
Given the likely diagnosis, what is the likely 1st line treatment?