A federal investigation into the sale of at-home HIV testing kits,including one made by a Miami medical products company, is widening.The U.S. Food and Drug Administration’s Office of CriminalInvestigations in Calverton, Md., said in a letter to The Miami DailyBusiness Review that it is conducting a criminal probe into the sale of”a product regulated by the FDA” by Tera Technologies, an Internet Website company in Columbia, Md.

The Review received the letter after placing an order for the productfor a story on HIV test kits being sold on the Internet.