"Do you know how many people take Cipro in this country?"

They, too, are now taking Cipro.

And there are real dangers in taking Cipro.

Senator John Breaux said he got tested but might not take Cipro.

Health officials say more than 10,000 Americans are taking Cipro now, including 7,600 in Washington alone, mostly postal workers.

Five percent to 10 percent of people who take Cipro have had these problems.

As a precaution, 28 employees of the repair facility took Cipro for three days, but have stopped since the laboratory results came back.

Lisa Price, 36, a letter carrier, said she was apprehensive about taking Cipro because of side effects, including diarrhea and nausea.

With so many Americans taking Cipro now, there have been fears of a shortage.

She stopped taking Cipro after less than a week.