INCREASING THE MILK PRODUCING CAPABILITY OF FEMALE BOVIDAE BY ADMINISTERING 1-(4-HYDROXYPHENYL)-2-(1-METHYL-3-(4-HYDROXYPHENYL)PROPYLAMIN O)ETHANOL (RACTOPAMINE) OR A PHYSIOLOGICALLY ACCEPTABLE SALT THEREOF

摘要

Increasing milk producing capacity of a female bovidae comprises admin. of 1-(4-hydroxyphenyl)-2-(1-methyl-3-(4- hydroxyphenyl)-propylamino) ethanol (I) or a salt of (I) to the bovidae, during its mammary glands allometric growth phase preceding first conception. The active agent is the hydrochloride salt of (I). The active agent is administered during the two to four months preceding puberty and during a latter portion of the allometric growth phase.