title: Primary dysmenorrhoea.
mesh_terms: D000293:Adolescent; D000328:Adult; D004412:Dysmenorrhea / Q000188:drug therapy / Q000209:etiology*; D004717:Endometrium / Q000378:metabolism; D005260:Female; D006801:Humans; D008875:Middle Aged; D011448:Prostaglandin Antagonists / Q000627:therapeutic use; D011458:Prostaglandins E / Q000037:antagonists & inhibitors / Q000096:biosynthesis; D011460:Prostaglandins F / Q000037:antagonists & inhibitors / Q000096:biosynthesis
chemical_list: D011448:Prostaglandin Antagonists; D011458:Prostaglandins E; D011460:Prostaglandins F