| 摘要 |
A coated pharmaceutical compositions suitable for orally administering anthelmintics to birds comprises a core (12) coated with an active ingredient (14) over which are provided two further layers of water insoluble material (16, 18). The core is limestone or quartz grit which is white which is attractive to game birds. The active ingredient is especially an anthelmintic. The first (inner) further layer is an oil or fat and the second (outer) further layer is a fatty acid. |
