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prostaglandin E2 --> dinoprostone

(Science: chemical) 7-(3-hydroxy-2-(3-hydroxy-1-octenyl)-5-oxocyclopentyl)-5-heptenoic acid. The most common and most biologically active of the mammalian prostaglandins. It exhibits most biological activities characteristic of prostaglandins and has been used extensively as an oxytocic agent. The compound also displays a protective effect on the intestinal mucosa.

Pharmacological action: oxytocics.

Chemical name: Prosta-5,13-dien-1-oic acid, 11,15-dihydroxy-9-oxo-, (5Z,11alpha,13E,15S)-