Recombinant bovine somatotropin hormone (rBST), is synthetically derived using recombinant DNA technology from bovine somatotropin hormone (BST) produced naturally in the pituitary gland, is mainly used to increase milk production in cattle by sub injection -cutaneous. This review aims to compile different uses, effects, reproductive consequences and possible complications in cattle and encourage their use in Colombian livestock as an alternative solution to the different problems currently present in the country.