• Title/Summary/Keyword: Clinical pharmacokinetics

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Review of Gender Differences in Medicine and Primary Factors Resulting in Gender Differences (의약품에서의 성별차이 및 유발요인)

  • Kim, Hyun-Ju;Choi, Jong-Min;Kim, You-Jin;Chae, Song-Wha;Park, Jung-Hyun;Oh, Ji-Hyun;Kim, Kyung-Hee;Heo, Jung-Sun;Gwak, Hye-Sun;Lee, Hwa-Jeong
    • Korean Journal of Clinical Pharmacy
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    • v.20 no.2
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    • pp.128-137
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    • 2010
  • This review summarizes gender differences in pharmacokinetics, pharmacodynamics, and adverse drug reactions. Gender differences in pharmacokinetics are categorized by four major factors: absorption/bioavailability, distribution, metabolism, and elimination. There are sex-based differences in gastric emptying time, gastric alcohol dehydrogenase activity, apparent volume of distribution, ${\alpha}1$-acid glycoprotein level, phase I (CYP) and phase II metabolizing enzymes, glomerular filtration rate, and drug transporters. This review also reports gender differences in pharmacokinetics and pharmacodynamics of cardiovascular agents, central nervous system acting agents and antiviral agents. In addition, it has been reported that females experience more adverse reactions such as coughing, tachycardia, nausea, vomiting, rash, hypersensitivity, hepatotoxicity, and metabolic disorder after taking cardiovascular, central nervous system acting and antiviral agents. Therefore, in order to provide optimal drug dosage regimens both in male and female, gender differences in pharmacokinetics, pharmacodynamics, and adverse drug reactions must be considered.

Pharmacokinetics of Phenytoin in Rabbits Pretreated with Diltiazem (딜티아젬 전처리 가토에서 페니토인의 약물동태학적 연구)

  • Park, Jung Mi;Lee, Jin Hwan;Choi, Jun Shik;Burm, Jin Pil
    • Korean Journal of Clinical Pharmacy
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    • v.3 no.2
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    • pp.139-145
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    • 1993
  • This study was attempted to investigate the pharmacokinetics of phenytoin(4mg/kg iv,) in rabbits pretreated with diltiazem(l and 2.5mg/kg) for 7 days. The plasma concentration and area under the curve(AUC) of phenytoin were increased significantly(p<0.05) in rabbits pretreated with diltiazem(2.5mg/kg) compared with those of control rabbits. Volume of distribution and total body clearance were decreased significantly(p<0,05) in rabbits pretreated with diltiazem compared with those of control rabbits. From the results of this experiment, it is desirable that dosage ragimen of phenytoin should be adjusted and that therapeutic drug monitoring should be practiced for reduction of side or toxic effect when phenytoin will be administered with diltiazem in clinical practice.

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