method of feeding livestock in which various feeds are kept available and the animals are
able to balance their own diet.” Hand-fed on the other hand “is a designation assigned in
the drug approval process in which feed is required to be fed daily in order for the animals
to be observed each day when there is concern adverse drug reactions.”
In the article it says that only one chlortetracycline is in free-choice feeds and that is
beef and nonlactating dairy cattle. Chlortetracycline is “an aid in control of active infection
of anaplasmosis caused anaplasma marginale.” There are four FDA approved free
choice feed formulations and one public