Claims for Patent: 5,153,222

Summary for Patent: 5,153,222

Title:	Method of treating pulmonary hypertension with benzidine prostaglandins
Abstract:	The present invention is concerned with methods for the prophylaxis, treatment and diagnosis of pulmonary hypertension which comprise the administrative of an effective amount of a compound of formula (I) ##STR1## wherein a is an integer of from 1 to 3; X and Y, which may be the same or different, are selected from --O-- and --CH.sub.2 --; R is --(CH.sub.2).sub.5 R.sup.1 wherein R.sup.1 is hydrogen or methyl, or R is cyclohexyl, or R is --CH(CH.sub.3)CH.sub.2 C.tbd.CCH.sub.3 ; and the dotted line represents an optional double bond; or of a physiologically acceptable salt or acid derivative thereof. Medicaments and diagnostic aids for use in the methods of the invention are also within the scope of the invention.
Inventor(s):	Tadepalli; Anjaneyulu S. (Durham, NC), Long; Walker A. (Chapel Hill, NC), Crow; James W. (Raleigh, NC), Klein; Kenneth B. (Chapel Hill, NC)
Assignee:	Burroughs Wellcome Co. (Research Triangle Park, NC)
Application Number:	07/715,439
Patent Claims:	1. A method of treating pulmonary hypertension in a patient, which comprises administering to said patient an effective pulmonary hypertension treatment amount of the compound 9-deoxy-2',9.alpha.-methano-3-oxa-4,5,6-trinor-3,7-(1',3'-interphenylene)- 13,14-dihydro-prostaglandin F.sub.1. 2. A method of treating pulmonary hypertension in a patient, which comprises administering to said patient an effective pulmonary hypertension treatment amount of a pharmaceutically acceptable salt of the compound 9-deoxy-2',9.alpha.-methano-3-oxa-4,5,6-trinor-3,7-(1',3'-interphenylene)- 13,14-dihydroprostaglandin F.sub.1.