1.   Drugs have become public enemy number one.

2.   The new drug has become the subject of heated debate within the medical profession.

3.   Although drugs have not become a major political issue this election year, they worry many Americans.

4.   And he notes that drugs have become an integral, indispensable part of modern medical care.

5.   And at some point the drug became less effective.

6.   Anti-depressant drugs are becoming part of the American menu.

7.   At the same time, drugs have become integral elements of treating chronic illnesses.

8.   At the same time, pioneering antipsychotic drugs became available.

9.   Before a drug becomes generic, the patent holder seeks FDA approval to sell a version of the drug directly to consumers.

10.   Before these drugs became available, we had no real good way to control it.