DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Editorial use only.
Alprostadil erectile dysfunction drug. Nurse holding a sachet of alprostadil cream, marketed under the name Vitaros. Alprostadil is a synthetic variant of prostaglandin E1 (PGE1), a hormone-like lipid compound that has vasodilatory (widens blood vessels) effects and is used to treat erectile dysfunction (impotence).
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