Md. Code Ann., Agric. § 6-111
If a commercial feed, customer-formula feed, or contract feed contains a poisonous, deleterious, or nonnutritive substance which is intended for use in the diagnosis, cure, mitigation, or prevention of a disease, or which is intended to affect the structure or any function of the animal body, the Secretary may require the label to show any or all of the following: the amount of the substance present, directions for use, or warnings against misuse of the feed.
Added by Acts 1973, 1st Sp. Sess., c. 6, § 1.
Formerly Art. 48, § 120.