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Related Experiment Videos

Recent developments in drug delivery.

J A Rogers

    The Canadian Journal of Hospital Pharmacy
    |October 8, 1982
    PubMed
    Summary
    This summary is machine-generated.

    Innovative drug delivery systems offer enhanced control over medication release rates and amounts. Programmed drug delivery, pro-drugs, and carrier-based targeting improve therapeutic efficacy and reduce side effects.

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    Area of Science:

    • Pharmaceutical Sciences
    • Biotechnology
    • Materials Science

    Background:

    • Conventional drug dosage forms lack precise control over drug release kinetics.
    • Need for improved therapeutic outcomes and reduced adverse effects drives innovation in drug delivery.

    Purpose of the Study:

    • To review innovative approaches in drug delivery for controlled release.
    • To highlight advancements in programmed drug delivery, pro-drugs, and targeted drug delivery systems.

    Main Methods:

    • Exploration of polymer-based systems (non-bioerodible membranes, bioerodible/non-bioerodible matrices).
    • Discussion of pro-drug strategies for enhanced solubility, stability, and disposition.
    • Analysis of various administration routes (ophthalmic, rectal, vaginal, subcutaneous, oral, topical) for systemic delivery.

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  • Examination of carrier-mediated drug targeting (liposomes, nanoparticles, microspheres, cells, macromolecules).

    • Main Results:

    • Programmed drug delivery systems enable rigid control over drug release rates and amounts.
    • Pro-drugs offer improved pharmacokinetic properties and reduced side effects.
    • Zero-order kinetics achieved in some systems for prolonged therapeutic plasma concentrations.
    • Carrier systems facilitate targeted drug delivery for previously untreatable conditions.

    Conclusions:

    • Advanced drug delivery technologies significantly enhance therapeutic efficacy and patient safety.
    • Programmed release, pro-drugs, and targeted delivery represent key advancements in pharmaceutical science.
    • These innovations expand treatment options for various disease states.