Phenylethane derivatives and acid addition salts thereof for enhancing the growth rate of meat-producing animals, improving the efficiency of feed utilization thereby and/or improving the lean meat to fat ratio thereof

摘要

There is provided a method for enhancing the growth rate of meat-producing animals, improving the efficiency of feed utilization thereby, and or improving the lean meat to fat ratio thereof, which involves, orally or parenterally, administering to said animals a growth-enhancing amount of a phenylethane compound or the acid addition salt thereof.