Research Article
Some Pharmacodynamic Aspects of Cefepime
Table 3
Effect of single intramuscular injection of 93.33 mg/kg body weight of cefepime on electrocardiographic changes in conscious rabbits (
).
| ECG parameters | Time (hours) | 0 | 0.25 | 0.5 | 1 | 2 | 4 | 8 |
| P-wave: | | | | | | | | (a) Amplitude (m·v.) | 0.15 ± 0.0 | 0.15 ± 0.0 | 0.15 ± 0.0 | 0.15 ± 0.0 | 0.15 ± 0.0 | 0.15 ± 0.0 | 0.15 ± 0.0 | (b) Duration (m·sec.) | 38.66 ± 0.67 | 34 ± 0.58 | 34 ± 1.15 | 37.66 ± 1.45 | 36.33 ± 0.88 | 37.67 ± 0.33 | 40 ± 0.0 | PR-interval: (m·sec.) | 20 ± 0.0 | 20 ± 0.0 | 20 ± 0.0 | 20 ± 0.0 | 20 ± 0.0 | 20 ± 0.0 | 20 ± 0.0 | QRS-complex: | | | | | | | | (a) Amplitude (m·v.) | 0.53 ± 0.033 | 0.43 ± 0.02 | 0.53 ± 0.017 | 0.53 ± 0.033 | 0.57 ± 0.033 | 0.43 ± 0.02 | 0.55 ± 0.003 | (b) Duration (m·sec.) | 20 ± 0.0 | 20 ± 0.0 | 20 ± 0.0 | 20 ± 0.0 | 20 ± 0.0 | 20 ± 0.0 | 20 ± 0.0 | ST-segment: (m·sec.) | 40 ± 0.0 | 40 ± 0.0 | 40 ± 0.0 | 40 ± 0.0 | 40 ± 0.0 | 40 ± 0.0 | 40 ± 0.0 | T-wave | | | | | | | | (a) Amplitude (m·v.) | 0.19 ± 0.007 | 0.16 ± 0.007 | 0.15 ± 0.0 | 0.19 ± 0.007 | 0.20 ± 0.0 | 0.19 ± 0.007 | 0.20 ± 0.0 | (b) Duration (m·sec.) | 40 ± 0.0 | 42 ± 1 | 42 ± 1 | 39.33 ± 0.67 | 40 ± 0.0 | 40.67 ± 0.67 | 40 ± 0.0 | QT-interval: (m·sec.) | 140 ± 1.16 | 136.3 ± 0.88 | 135 ± 0.0 | 138 ± 1.15 | 140.67 ± 0.67 | 142.3 ± 1.45 | 142.3 ± 1.45 | H.R: (beets/min) | 300 ± 0.0 | 300 ± 0.0 | 300 ± 0.0 | 300 ± 0.0 | 300 ± 0.0 | 300 ± 0.0 | 300 ± 0.0 |
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