Table 2.
Percentage of New Prescriptions that were Generic Medications and Percent that Switched to Generics in the Subsequent Year
| Drug class | Index prescriptions | Subsequent prescriptions | |
|---|---|---|---|
| Number of patients initiated on any drug in the class | Percent that wereinitiated on a generic | Percent who switched to generics after an initial branded prescription* | |
| Oral contraceptives | 1,294 | 34.2 | 21.6 |
| Calcium channel blockers | 357 | 41.2 | 5.3 |
| ACE-inhibitors | 1,052 | 16.4 | 34.3 |
| PPI/H2 blockers | 1,742 | 28.0 | 1.8 |
| Statins | 954 | 1.4 | 8.4 |
| TOTAL | 5,399 | 23.4 | 14.9 |
*n = 4,062 patients