title: Prostacyclin (PGI2) contracts normal and varicose human saphenous veins.
mesh_terms: D004305:Dose-Response Relationship, Drug; D011464:Epoprostenol / Q000494:pharmacology*; D006801:Humans; D012501:Saphenous Vein / Q000187:drug effects*; D014648:Varicose Veins / Q000188:drug therapy*; D014661:Vasoconstriction / Q000187:drug effects*
chemical_list: D011464:Epoprostenol