<prompt> Prostaglandin analogs have therapeutic utility in the following EXCEPT :Palliative treatment of patent ductus arteriosusPulmonary hypertensionImpotenceInflammatory bowel disease  <response>: Prostaglandin analogs are useful forPulmonary hypertensionImpotencePeptic ulcerBronchial asthmaInflammatory bowel diseaseRemember, For PDA, indomethacin drug decreasing PGs is used. 