Ivan Dr. Csendes

Cephalosporin derivatives, process for their preparation, pharmaceutical compositions containing them and their use.

Polyazathia compounds, process for their preparation, pharmaceutical preparations containing such compounds and use of the latter

Heterocyclic penem compounds

Aminothiadiazolyl derivatives, process for their preparation, pharmaceutical compositions containing them;starting compounds and process for their preparation.

Antibiotically active aminotriazolylcephalosporin derivatives and their preparation.

Heterocyclyl-penem-Verbindungen

Heterocyclyl-penem compounds and their preparation and use

Cephalosporinverbindungen, Verfahren zu ihrer Herstellung, sie enthaltende pharmazeutische Präparate und deren Verwendung

Dérivés de céphalosporines, leur préparation, compositions pharmaceutiques les contenant et leur application

Ammoniometylfoereningar farmaceutiska preparat innehaollande dessa foereningar och anvaendning av sistnaemnda