| 02449145 | Auro-Betahistine(Off-Formulary Interchangeable) | 0.2070 | 0.2070 |
| 02519682 | M-Betahistine(Off-Formulary Interchangeable) | 0.2259 | 0.2259 |
| 02538121 | Mint-Betahistine(Off-Formulary Interchangeable) | 0.2259 | 0.2259 |
| 02544911 | NRA-Betahistine(Off-Formulary Interchangeable) | 0.2259 | 0.2259 |
| 02240601 | Serc(Off-Formulary Interchangeable) | N/A | N/A |
| 02280183 | Teva-Betahistine(Off-Formulary Interchangeable) | 0.2259 | 0.2259 |