An update on liposomes in drug delivery: a patent review (2014-2018).

Abstract:

:Introduction: Pharmacotherapy is limited by the inefficient drug targeting of non-healthy cells/tissues. In this pharmacological landscape, liposomes are contributing to the impulse given by Nanotechnology to optimize drug therapy. Areas covered: The analysis of the state-of-the-art in liposomal formulations for drug delivery purposes have underlined that lately published patents (since 2014) are exploring alternative compositions and ways to optimize the stability and drug loading content/release profile. These improvements are complemented by improved long-circulating structures and further liposome functionalizations, which have definitively opened the road for the (co-)delivery of therapeutics to the site of action. Liposomes are also contributing to new drug delivery approaches involving the generation of extracellular vesicles by targeted cells, while opening new ways to combine disease diagnosis and therapy (theranosis). Expert opinion: Patent publications on liposomal formulations have expanded new ways in drug delivery. New lipid compositions and strategies to optimize stability and drug vehiculization capabilities have settle solid pillars in liposome fabrication. Despite, their architecture has been satisfactorily adapted for combining passive and active drug targeting concepts, new inputs of liposomes into the disease arena should answer for: a simple/scalable/cost-effective formulation; a safe/stable/controllable formulation meeting quality control regulations; and, a confirmed therapeutic efficiency in clinical investigations.

journal_name

Expert Opin Ther Pat

authors

El-Hammadi MM,Arias JL

doi

10.1080/13543776.2019.1679767

subject

Has Abstract

pub_date

2019-11-01 00:00:00

pages

891-907

issue

11

eissn

1354-3776

issn

1744-7674

journal_volume

29

pub_type

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