This study gathered drug utilization statistics from a county in Minnesota with a demographic distribution similar to that of the entire U.S. It found that nearly 70% of the population received a prescription drug from at least 1 drug group and over half received prescriptions from 2 or more groups.
- The most commonly prescribed drug groups in the entire population were antibiotics, antidepressants, and opioid analgesics.
- Vaccines/toxoids, antibiotics, and antiasthmatic drugs were most commonly prescribed in persons younger than 19 years.
- Antidepressants and opioid analgesics were most commonly prescribed in young and middle-aged adults.
- Cardiovascular drugs were most commonly prescribed in older adults.
- Women received more prescriptions than men for several drug groups, in particular for antidepressants.
- For several drug groups, use increased with advancing age.