Medicinal products antiarrhythmics has action prolonged, the active principle is the a / 2 - / bis (1 - methylethyl) alkylamino / ethyl / - to - phenyl - 2 - pyridine, or its salts, as well as the process of preparation of these new medicinal products and compositions containing them,

摘要

Antiarrhythmic sustained release pharmaceutical compositions for oral administration comprise: (a) a-Ä2-Äbis-(1-methylethyl)aminoÜethylÜ- a-phenyl-2-pyridine acetamide or a pharmaceutically acceptable addition salt thereof with a mineral or organic acid, (b) an ester of glycerin and of a fatty acid containing from 10 to 22 carbon atoms, (c) an inert material having a solubility in water at ambient temperature of from 0.2 g to 3 g per millilitre.