1.   Groups of schoolchildren in Alameda and Santa Clara counties were advised to take preventive antibiotics after classmates came down with the illness before the end of the school year.

2.   In people born with heart valve disorders, bacterial endocarditis, a potentially deadly infection of the heart, can result if they fail to take preventive antibiotics.

3.   So preventive antibiotics are given to patients with weakened immune systems.

4.   The other two are not sick, at this time, and are taking preventive antibiotics.

5.   The relative, Linda Hayes, of Paterson, had refused to take the preventive antibiotics after Moasia died, Dr. Gursky said.

6.   This includes prescribing preventive antibiotics to kill bacteria.

7.   People in the area of the discovered gear have been placed on preventive antibiotics.

8.   People traveling to Ratanakiri have been advised to be cautious about eating out and to take a preventive antibiotic.

9.   People traveling to Ratanakiri should be cautious about eating out and should take a preventive antibiotic, Pais said.

10.   All worked in centers that handle mail sent to Congress, but none of those workers were immediately called in for anthrax testing or given preventive antibiotics.