金霉素微囊颗粒在猪体内的比较药动学研究
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许颖,严常燕,杨伟聪,张云晓,于洋,黄显会
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Pharmacokinetics of Chlortetracycline Microspheres in Pigs
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XU Ying,YAN ChangYan,YANG WeiCong,ZHANG YunXiao,YU Yang,HUANG XianHui
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表4 禁食组、非禁食组猪单剂量静注盐酸金霉素溶液(10.0 mg·kg-1 b.w.)与灌服金霉素微囊颗粒(40.0 mg·kg-1 b.w.)后的主要药动学参数($\bar{X}$±SD, n=8)
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Table 4 Ivermectin kinetic parameters after receiving single-dose intravenous injection of chlortetracycline hydrochloride (10 mg ·kg-1 b.w.) and oral administration of chlortetracycline micropheres (40 mg·kg-1 b.w.) ($\bar{X}$±SD, n=8)
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药动参数 Parameter | 禁食组 Fasting Group | 非禁食组 Feeding Group | 静注盐酸 金霉素溶液 CTC, i.v. | 灌服10%金霉素 微囊颗粒 10%CTC Micropheres, p.o. | 灌服15%金霉素 微囊颗粒 15%CTC Micropheres, p.o. | 静注盐酸 金霉素溶液 CTC, i.v. | 灌服10%金霉素 微囊颗粒 10%CTC Micropheres, p.o. | 灌服15%金霉素 微囊颗粒 15%CTC Micropheres, p.o. | Kel (1/h) | 0.04±0.01 | 0.04±0.01 | 0.04±0.01 | 0.03±0.01 | 0.04±0.01 | 0.05±0.01 | t1/2 (h) | 19.93±5.26 | 16.87±3.49 | 17.13±3.58 | 27.79±12.82 | 18.57±10.67 | 16.64±5.21 | Tmax (h) | — | 4.88±1.25 | 3.13±1.55 | — | 6.38±4.44 | 8.00±5.24 | Cmax (mg·mL-1) | 21.96±10.25 | 2.48±1.05 | 2.97±1.88 | 15.07±9.43 | 1.02±0.38 | 0.95±0.32 | AUC0–∞ (h·mg·mL-1) | 57.42±23.53 | 34.46±10.28 | 33.15±12.76 | 37.58±21.30 | 20.81±7.46 | 19.72±5.69 | V/F (L·kg-1) | 5.67±2.12 | 31.53±15.98 | 32.30±9.69 | 12.59±6.43 | 52.40±22.90 | 52.47±19.69 | MRT (h) | 13.87±2.00 | 19.93±3.83 | 17.41±1.80 | 22.17±14.47 | 24.67±9.52 | 23.37±4.21 | F (%) | — | 17.03±0.08 | 15.82±5.16 | — | 16.07±6.78 | 15.26±5.26 |
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