|Title:||Pharmaceutical compositions containing unsymmetrical esters of 1,4-dihydropyridine 3,5-dicarboxylic acid|
|Abstract:||Pharmaceutical compositions containing unsymmetrical esters of 1,4-dihydropyridine 3,5-dicarboxylic acids as the active ingredient and methods of using same. The said ingredients are unsymmetrical 1,4-dihydropyridine 3,5-dicarboxylates which are substituted at position-4 of the dihydropyridine nucleus by phenyl which contains at least one nitro, cyano, azido, alkylthio, or alkylsulphonyl substituent. The compositions have a cardiovascular activity which makes them useful for effecting coronary vascular dilation and, also, they have utility in the treatment of hypertension.|
|Inventor(s):||Meyer; Horst (Wuppertal-Elberfeld, DT), Bossert; Friedrich (Wuppertal-Elberfeld, DT), Vater; Wulf (Opladen, DT), Stoepel; Kurt (Wuppertal-Vohwinkel, DT)|
|Assignee:||Farbenfabriken Bayer AG (DT)|
Patent Claim Types:|
see list of patent claims
|Use; Composition; Compound; Dosage form;|
|Foriegn Application Priority Data|
|Foreign Country||Foreign Patent Number||Foreign Patent Date|
|2117571||Apr 10, 1971|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
| This preview shows a limited data set|
Subscribe for full access, or try a Trial
The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.
Export unavailable in trial.
Subscribe for complete access.