[Techniques and methods evaluation on pharmaceutical stability of liposomes]

Area of Science:

• Pharmaceutical Sciences
• Drug Delivery Systems
• Nanotechnology

Background:

• Liposomes are widely used drug carriers but suffer from aggregation and drug leakage in vitro.
• In vivo, liposomes undergo degradation and elimination, reducing their therapeutic efficacy.
• Liposome instability significantly restricts their development and clinical application.

Purpose of the Study:

• To review techniques and methods for evaluating the pharmaceutical stability of liposomes.
• To discuss strategies for improving liposome stability and enhancing their therapeutic value.
• To provide insights into establishing a comprehensive liposome stability evaluation system.

Main Methods:

• Review of literature on physical, chemical, and biological stability of liposomes.
• Analysis of various techniques used in liposome stability assessment.
• Discussion of research strategies for stability improvement.

Main Results:

• Identified key challenges in liposome stability, including aggregation, leakage, and in vivo degradation.
• Categorized stability evaluation into physical, chemical, and biological aspects.
• Highlighted the importance of appropriate techniques for accurate stability assessment.

Conclusions:

• Effective evaluation and improvement of liposome stability are crucial for their successful pharmaceutical application.
• A robust stability evaluation system is needed to maximize the therapeutic potential of liposomes.
• Further research strategies are required to overcome liposome instability and enhance drug delivery.