You say "Those names are just ones ALLOWED in the USA". This is not what the article say. Perhaps a little remedial reading classes are in order?
Here is what the article says:
"...the Food and Drug Administration wants to you to beware: it warned 15 companies last week about the illegal marketing of certain diabetes products, including Glucocil, Glytain, ProBeta’s Gynmena Sylvestre, and Zostrix Joint and Arthritis Pain Relief Cream."