This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
[{'content': 'All are used in treating spasmodic dysmenorrhea except: \nSelect and explain. \nA. Bromocriptine, B. Ibuprofen, C. Mefenamic acid, D. Norethisterone and ethinyl estradiol', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Spasmodic dysmenorrhoea is another name for primary dysnenorrhoea. (i.e. no pelvic pathology is responsible for pain)\nCharacteristics of spasmodic dysmenorrhoea\n• Seen in adolescent girls\n• Pain appears within 2 years of menarche\n• Family history may be present\n• Pain is spasmodic nature. It is located in lower abdomen and may radiate to back and medial aspect of thigh.\n• Associated systemic discomfort seen\n• Pain begins few hours before a rest of menstruation and losts for 12–24 hours, but never 48 hours more than\n• Pain is often cured after child birth\n• Management: NSAID’s or OCP’s', 'role': 'assistant'}]