drug design 蒋学华、王凌 四川大学华西药学院...

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drug design 蒋学华、王凌 四川大学华西药学院 临床药学与药事管理学系. 药物设计 —— drug design. 根据药物体内过程,设计理想的药物与药物制剂的理论、技术和方法。 理想的药物 药效-药理毒理 药动- ADME 新药研究开发 筛选 设计. 药物设计. 利用分子生物学、细胞生物学、免疫学、遗传学、生物化学、药物化学、结构化学、生物药剂学、药动学、药理学及计算机的技术与方法,交叉渗透,形成的一门新兴学科。 - PowerPoint PPT Presentation

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  • drug design

  • drug design

    ADME

  • 0.91.3

  • lead compoundprototype

    drug delivery system,DDS

    ;

  • (Accidentally Discover)

    (From Active Component Of Natural Resources)

    From Immanent Active Substance

    From Side-Effect Of Medicine

    From Active MetabolitesBy Combinatorial Chemistry

    (Rational Drug Design, RDD) Computer-aided Drug Design, CADD

  • (optimization)

  • target-based drug design:

    structure-based drug design:

  • Properties Based Drug Design, PBDDADME

  • Structure-pharmacokinetics Relationship, SPRStructure-activity Relationship, SAR

    Quantitative Structure-pharmacokinetics Relationship, QSPRQuantitative structure-pharmacokinetics relationship QSPR

  • Absorption, ADistribution, DMetabolism, MpH Excretion, E

    Transport(Elimination) Disposition)

  • / (Passive transport) (Carrier-mediated transport) (Membrane mobile transport )

  • /

  • //

  • TransportersMembrane Transport Proteins -ACEPepT1

  • Paracellular TransportTight Junction, TJ30100nm

    6080 nm2938 nm23 nm

  • logD7.4pH

  • rifampicinrifamycinVdClrifabutin

  • 710 m7 mMPS6090%2%10%3%10%50 nm

  • Drug Likeness

  • ADME

  • LipinskiThe LipinskiRule of Five

    501000logDpKa

  • logPlogDlogPPlog PHanschLopPADME

  • pHlogDlogDlogPpKapH

  • IAMCaco-2MDCK

  • PAMPAUV

    5%PAMPACaco-2PAMPA

  • 11793242124641500110020

  • >5005100

    >551

    >1052

    logP>5(ClogP)>4.15(MlogP)(51)

    90%

    (Rule of Five)

  • BayesianACDAvailable Chemicals Directory Database3500CMC3500CMC90%ACD10%MDDRMDL Drug Data Report80%

  • metoprololCYP2D6betaxolol

  • amlodipinefelodipinenifedipinenitrendipine

  • Solid DispersionInclusion CompoundsMicroemulsionsEmulsionMicroparticles Microcapsules MicrospheresNanoparticles Nanospheres NanocapsulesLiposomes

  • BCS

  • 37pH1-7.5/D:S)250ml90%FDA/Caco-290%

  • Coating MaterialMembrane WallMicrocapsules/MicrospheresMicroparticles1250 mMicroencapsulation

  • (Nanospheres)(Nanocapsules)(Nanoparticles)101000nm

  • ADME/T

    ADME/T

    ADME/T

    ADME/T

  • 1964198431950.4%ADME/T

    *2002FDA10030

    *R&D

    *QC

    *

    **