CDER says a product marketed as a supplement contains three pharmaceutical ingredients, including phenformin, banned in 1978 because of the occurrence of lactic acidosis in patients. Trade group executives say warnings to 14 firms making diabetes and other disease claims demonstrate that noncompliant businesses will target more health conditions of growing concern to consumers.

CDER says a product marketed as a supplement contains three pharmaceutical ingredients, including phenformin, banned in 1978 because of the occurrence of lactic acidosis in patients. Trade group executives say warnings to 14 firms making diabetes and other disease claims demonstrate that noncompliant businesses will target more health conditions of growing concern to consumers.