Butamisole injectable formulations having improved margin of safety in dogs

摘要

The invention relates to liquid anthelmintic compositions for injection comprising a solution of butamisole salts in aqueous propylene glycol, having an improved margin of safety in dogs, as compared to conventional aqueous buffered solutions of butamisole salts. The present invention also relates to a method for the control of helminths, especially whipworms, in dogs, comprising administering to the animals subcutaneously or intramuscularly an anthelmintically effective amount of a solution of butamisole salts in aqueous propylene glycol.