Richter Gedeon Vegyeszeti Gyar Rt

Chinoin Gyogyszer Es Vegyeszeti Termekek Gyara Rt.

Laszlo Tardos

Istvan Hermecz

Agnes Horvath

Istvan Elekes

Endre Kasztreiner

Sandor Elek

Edit Kosa

Jozsef Knoll

Lelle V Vasvari Nee Debreczy

Judit Sipos

Laszlo Jaszlits

Gyorgy Cseh

Istvan Polgari

Geza Szilagyi

Klara Gyires

Erzsebet Mago Nee Karacsony

Judit Kosary

Maria Blaogh

Gabor Kovacs

Sandor Virag

Dezso Korbonits

Lajos Toldy

Katalin Marmarosi Nee Kellner

Peter S Kormoczy

Vera Gergely

Peter Matyus

Jozsef Borsi

Ildiko Kiraly

Zsuzsa Huszti

Agnes Kenessey

Zoltan Vargai

Pal Tolnay

Eva Somfai

Zoltan Meszaros

Agoston David

Pal Kiss

Zoltan Kapui

Gergely Heja

Peter Szentmiklosi

Gabor Horvath

Maria Balogh

Imre Bata

Lelle Vasvari

Gyula Papp

Janos Borvendeg

Laszlo Nagy

Laszlo Szekeres

Magda Huhn

Jeno Marton

Sandor Antus

Agnes Gottsegen

Vera Kovacs Nee Mindler

Jozsef Borsy

Emil Minker

Tivadar Rettegi

Lorand Debreczeni

Andras Ronay

Zsuzsanna Huszti

Gabriella Kiss

Erzsebet Szuucs

Andras Divald

Andrea Bolehovszky

Szilagyi Geza

Ilona Kovacs, Nee Szabo

Ilona Erdelyi

Maria Palffy Nee Oswald

Gabor Resorszki

Eva Udvari

Ilona Papp

3-(substituted tetrazolyl)-4-oxo-4H-pyrido-[1,2-a]pyrimidines, salts

The present invention relates to novel 4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxamide derivatives of the general formula (I) and the acid addition salts thereof, pharmaceutical compositions containing them and a process for their preparation. In the general formula (I) ##STR1## R stands for a C.sub.1-12 alkyl group optionally substituted by a C.sub.1-4 alkoxycarbonyl group; a C.sub.3-9 cycloalkyl, adamantyl or optionally substituted phenyl group;

Pyridopyrimidine derivatives, pharmaceutical compositions containing

The present invention relates to novel 4-oxo-4H-pyrido[1,2-a]pyrimidine -3-carbonamide derivatives of the general formula (I) and the acid addition salts thereof, pharmaceutical compositions containing them and a process for their preparation. In the general formula (I) ##STR1## wherein: R stands for a C.sub.1-12 alkyl group optionally substituted by a C.sub.1-4 alkoxycarbonyl group; a C.sub.3-9 cycloalkyl, adamantyl or optionally substituted phenyl group;

Pyridopyrimidine derivatives useful in treatment of ulcers

The invention relates to novel diphenylpropylamine derivatives of the general formula (I). ##STR1## R.sup.1 stands for hydrogen or a methyl group; R.sup.2 stands for hydrogen, a methyl or n-decyl group;

Diphenkylpropylamines for the therapy of heart disease

The invention relates to new oxidiazole-alkyl-purine-derivatives of the Formula I ##STR1## and pharmaceutically acceptable salts thereof wherein A stands for C.sub.1-4 alkylene and

Oxadiazole-alkyl-purine derivatives useful as antitussive agents

Pyridazinylhydrazones capable of lowering blood pressure have the formula ##STR1## wherein R.sup.1 is hydrogen, chlorine, alkyl having from 1 to 4 carbon atoms, methoxy, hydroxyl, carbamoyl or cyano;

Novel pyridazinylhydrazones and method of administering same

The invention relates to new ergol-8-ene and ergoline derivatives of the general formula /I/ ##STR1## wherein x y stands for --CH.dbd.C.dbd. or --CH.sub.2 --CH.dbd. group,

Novel ergol-8-ene and ergolin compounds and process for preparing same

A pharmaceutical compositions with hypotensive effects which comprise a compound of formula (I) or a pharmaceutically acceptable acid addition salt thereof, ##STR1## wherein R.sup.1 is formula (II) ##STR2## wherein R.sup.4 and R.sup.5 each represent hydrogen, hydroxy, nitro at the same time

Compositions with potentiated hypotensive effects

Pyridazinylhydrazones capable of lowering blood pressure having the formula ##STR1## wherein R.sup.1 is hydrogen, chlorine, alkyl having from 1 to 4 carbon atoms, methoxy, hydroxyl, carbamoyl or cyano;

Morpholino pyridazinylhydrazones

3-(1-Pyrazolyl)-pyridazine derivatives of the formula I, or pharmaceutically acceptable acid addition salts thereof, which decrease high blood pressure and inhibit catabolism or prostaglandins, ##STR1## wherein R.sup.1 is hydrogen or C.sub.1-4 alkyl,

3-(1-Pyrazolyl)-pyridazine derivatives

The invention relates to new 8.beta.-hydrazinomethyl-ergoline derivatives of the general formula (I), ##STR1## wherein x y stands for a ##STR2## or ##STR3## group, R stands for hydrogen or methyl group, and

Biologically active new 8.beta.-hydrazinomethyl-ergoline derivatives and

The invention relates to compounds of general formula ##STR1## wherein R.sup.1 stands for a hydrogen atom or a C.sub.1-6 alkyl-, a C.sub.2-4 hydroxyalkyl, a C.sub.3-6 cycloalkyl or a phenyl group,

3-(1-Pyrazolyl)-pyridazine derivatives and hypotensive compositions

9,10-Dihydrolysergic acid-(3'-/pyrrolid-2'-on-1'-yl/-propyl)-amide, 1-methyl-9,10-dihydrolysergic acid-(thiazoline-2'-yl)-amide and lysergic acid-(3'-allyloxy-2'-oxy-propyl)-amide and their pharmaceutically acceptable acid addition salts possess antihypertensive and antiserotonin effect and exert an action on the central nervous system.

Novel lysergic acid amides and process for preparing same

1-Benzal-1,2,3,4-tetrahydro-isoquinolinium-theophylline-7-acetates are used in the manufacture of geriatric compositions.

1-Benzal-1,2,3,4-tetrahydro-isoquinolinium-theophylline-7-acetates

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Budapest, Hungary

Laszlo Tardos