Five most commonly used types of pharmaceuticals.

Antipsychotic Agents/therapeutic use : Cardiovascular Agents/therapeutic use : Diuretics/therapeutic use : Drug Utilization/classification/statistics & numerical data : Fee-for-Service Plans : Female : Gastrointestinal Agents/therapeutic use : Health Benefit Plans, Employee : Health Maintenance Organizations : Health Services Research : Human : Male : Medicaid : Medicare/statistics & numerical data : United States