A new pharmaceutical formulation comprising the thrombin inhibitor HOOC--CH.sub.2 --(R)-Cgl-Aze-Pab in combination with medium chain glycerides, a process for the preparation of such a pharmaceutical formulation, the use of a such formulation in the treatment of thromboembolism as well as a method of treating a patient in need of such a treatment by using said formulation.

Um formulation pharmaceutical novo que compreende o inibidor HOOC do thrombin -- CH.sub.2 -- (R)-Cgl-Aze-Pab-Cgl-Aze-Pab em combinação com glycerides chain médios, um processo para a preparação de um formulation tão pharmaceutical, o uso de tal formulation no tratamento do thromboembolism as.well.as um método de tratar um paciente na necessidade de tal tratamento usando formulation dito.