Code of Federal Regulations Title 21. Food and Drugs § 21.610.60 Container label

(a) Full label. The following items shall appear on the label affixed to each container of a product capable of bearing a full label:

(b) Package label information. If the container is not enclosed in a package, all the items required for a package label shall appear on the container label.

(c) Partial label. If the container is capable of bearing only a partial label, the container shall show as a minimum the name (expressed either as the proper or common name), the lot number or other lot identification and the name of the manufacturer;  in addition, for multiple dose containers, the recommended individual dose. Containers bearing partial labels shall be placed in a package which bears all the items required for a package label.

(d) No container label. If the container is incapable of bearing any label, the items required for a container label may be omitted, provided the container is placed in a package which bears all the items required for a package label.

(e) Visual inspection. When the label has been affixed to the container a sufficient area of the container shall remain uncovered for its full length or circumference to permit inspection of the contents.