Composition for continued release process for the incorporation of an active ingredient such as a macrolide antibiotic process for the preparation of a veterinary preparation for intramuscular and subcutaneous administration and herd treatment process for the purpose of treating an infection caused by microorganisms tylosin sensitive

摘要

A sustained release veterinary composition, for intra-muscular and subcutaneous administration comprises Tylosin and an oily vehicle containing a gelling agent, wherein the gelling agent may be an aluminium salt of a fatty acid such as stearic acid and the oily vehicle may be a low viscosity polyol diester of a short chain naturally derived fatty acid such as propylene glycol dicaprylate/dicaprate.