| Amlodipine | Hydrochlorothiazide | Losartan | Telmisartan (IS) | ||||
Retention time (min) | Peak area | Retention time (min) | Peak area | Retention time (min) | Peak area | Retention time (min) | Peak area | |
Mean | 3.7 | 114,310 | 2.5 | 21,898 | 3.9 | 227,792 | 3.8 | 12,463 |
SD | 0.0209 | 1783.6 | 0.0263 | 322.362 | 0.0268 | 1454.681 | 0.0081 | 165.480 |
RSD | 0.566 | 1.560 | 1.039 | 1.472 | 0.6845 | 0.6385 | 0.2152 | 1.3277 |