21.   The FDA sends hundreds of warning letters to companies each year and only a small minority result in significant agency action.

22.   The FDA sends hundreds of warning letters to companies each year, and only a small minority of them result in substantial agency action.

23.   The FDA issues hundreds of warning letters every year only a small minority of which result in agency action.

24.   The FDA sends hundreds of warning letters to companies each year and only a small fraction of them result in agency action.

25.   The FDA sends hundreds of warning letters to companies each year, and only a small minority of them result in substantive agency action.

26.   The letter can be, however, the last warning before agency enforcement action, which can include a court injunction or seizure of goods.

27.   The letters can be the last warning before significant agency action, though that only happens in a small minority of cases.

28.   While only a small portion of these end in further agency action, they can precede official sanctions such as court injunction or a seizure of goods.

29.   She said it is too early to say what, if any, action the agency could take.