Pharmacology General bcf0d7ca Alprostadil is not used for - A Erectile dysfunction B Pulmonary hypeension C Patent ductus aeriosus D Critical limb ischemia High-Yield Explanation Ans. is 'c' i.e., Patent ductus aeriosus o Alprostadil is used to keep the ductus open and not to treat patent ductus aeriosus.