11.   He was the only nurse qualified to administer drugs, though care assistants were on duty.

12.   Although the hospital has taken various disciplinary steps against two doctors and three pharmacists, it has not disciplined any of the nurses who administered the drugs.

13.   And in half of those cases, physicians administering the drug departed from accepted protocols for using it, he said.

14.   Another lesson pointed up the importance of clear communication between members of the operating room team in agreeing on which drugs should be administered.

15.   Any drug prescription has to come from a physician, although school nurses can administer the drug and school officials can recommend it.

16.   As a result, some doctors who could administer the drug may choose not to do so.

17.   Before any drugs are administered, Barkley and Gregory agree, that all other options should be exhausted.

18.   Both test drugs are administered through a catheter threaded to the heart.

19.   A dealer who had swallowed plastic packets of cocaine died when the police administered a drug intended to force him to vomit up the evidence.

20.   A doctor may write the prescription, but not administer the drugs.