Characteristics of heavy users of outpatient prescription drugs.


One hundred fifty-eight users of eight or more different prescription drugs in a three-month period were identified, using computerstored pharmacy data. Compared with 99 "light" users of only one or two different drugs, these heavy users were more likely to be older, female, and white and to have blue collar occupations, if male, or to be housewives, if… (More)


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