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Genotype-Guided Warfarin Maintenance Dosing Based on CYP2C9 Genotypea
| CYP2C9 Genotypea | Dosing (mg/day) |
|---|---|
| *1/*1 | 5–7 |
| *1/*2 | 5–7 |
| *1/*3 | 3–4 |
| *2/*2 | 3–4 |
| *2/*3 | 3–4 |
| *3/*3 | 0.5–2 |
For individuals with the common wild-type VKORC1 genotype (GG), showing the influence of CYP2C9 genotype only. Adapted from warfarin package insert.37
