11.   She suggested that dependency on cigarettes should be seen as another form of drug addiction.

12.   Some work is going into drugs to treat drug addiction.

13.   The organization tries to deal with the widespread problems of drug addiction and alcoholism.

14.   The signs of drug addiction are familiar to most doctors.

15.   The program is premised on the idea that drug addiction can be cured.

16.   ...the fight against drug addiction.

17.   Pictorial advertisements for chic clothing and fragrances in which drug addiction and other forms of moral turpitude are depicted as alternative fashion statements.

18.   His drug addiction has made him unemployable.