Prostaglandins and aspirin.
D000022:Abortion, Spontaneous; D000893:Anti-Inflammatory Agents / Q000494:pharmacology; D001241:Aspirin / Q000494:pharmacology*; D010064:Embryo Implantation; D005260:Female; D006801:Humans; D008297:Male; D008598:Menstruation; D011247:Pregnancy; D011448:Prostaglandin Antagonists; D011453:Prostaglandins / Q000096:biosynthesis / Q000502:physiology
D000893:Anti-Inflammatory Agents; D011448:Prostaglandin Antagonists; D011453:Prostaglandins; D001241:Aspirin