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Related Concept Videos

Bioavailability Enhancement: Determination and Conceptual Approaches in Overcoming Bioavailability Problems01:22

Bioavailability Enhancement: Determination and Conceptual Approaches in Overcoming Bioavailability Problems

Bioavailability is a critical pharmacological concept that measures the extent and rate at which an active drug ingredient or therapeutic moiety enters the systemic circulation, remaining unchanged. It's a pivotal factor in determining a drug's efficacy and safety.The Biopharmaceutics Classification System (BCS) plays an essential role in drug development by categorizing drugs into four classes based on their solubility and permeability. This classification aids in understanding drug absorption...
Bioavailability Enhancement: Drug Solubility Enhancement01:16

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Bioavailability is a critical factor in determining a drug's effectiveness. It refers to the proportion of a drug that enters the circulation when introduced into the body and is, as a result, able to have an active effect. Enhancing bioavailability is essential for drugs with poor solubility, as it can significantly impact their therapeutic efficacy. Various methods are employed to increase the solubility of drugs, thereby enhancing their bioavailability.Micronization and nanonization are...
Bioavailability Enhancement: Drug Permeability Enhancement01:27

Bioavailability Enhancement: Drug Permeability Enhancement

After oral administration, poor permeability often limits the rate at which drugs are absorbed through the intestinal epithelium. Enhancing drug permeability is crucial for effective therapy, and several strategies have been developed to overcome this challenge.One effective strategy involves the use of lipid-based formulations. These formulations enhance dissolution and solubility, targeting physiological mechanisms to increase drug absorption. This includes stimulating bile salt secretion,...
Site-Targeted Drug Delivery Systems: Polymeric Carriers01:24

Site-Targeted Drug Delivery Systems: Polymeric Carriers

Polymeric carriers enhance targeted drug delivery by increasing efficacy while minimizing off-target effects. These carriers comprise a biodegradable polymeric backbone integrated with functional elements that enable targeting, improve physicochemical properties, and regulate drug release.Targeting MechanismsThe targeting ability of polymeric carriers is mediated by a homing device, which is a molecular recognition component designed to selectively bind to specific tissues or cells. Monoclonal...

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Generation of Cationic Nanoliposomes for the Efficient Delivery of In Vitro Transcribed Messenger RNA
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Innovative Approaches to Enhancing the Biomedical Properties of Liposomes.

Ioana Lavinia Dejeu1, Laura Grațiela Vicaș1, Eleonora Marian1

  • 1Department of Pharmacy, Faculty of Medicine and Pharmacy, University of Oradea, 29 Nicolae Jiga Street, 410028 Oradea, Romania.

Pharmaceutics
|January 8, 2025
PubMed
Summary

Liposomes offer enhanced drug delivery with targeted action and fewer side effects. This review explores liposome preparation and characterization, highlighting their role in nanomedicine for improved disease treatment.

Keywords:
bioavailabilitycancerliposomesnanomedicinenanoparticles

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Area of Science:

  • Biomedical Engineering
  • Pharmaceutics
  • Nanotechnology

Background:

  • Liposomes are advanced drug delivery systems improving therapeutic efficacy and safety.
  • They provide targeted delivery, controlled release, and reduced side effects compared to conventional methods.
  • Rising adverse drug reactions necessitate innovative, safe, and selective delivery strategies.

Purpose of the Study:

  • To review methodologies for preparing and characterizing liposomal formulations.
  • To comprehensively study biomedical research interest in nanotechnology for drug delivery.
  • To explore the implications of nanotechnology in improving disease management, particularly cancer.

Main Methods:

  • Literature review of liposome preparation techniques.
  • Analysis of characterization methods for liposomal formulations.
  • Survey of current research trends in nanomedicine and its applications.

Main Results:

  • Liposomes demonstrate significant advantages in drug delivery efficiency and safety.
  • Nanomedicine, including liposomal systems, shows great potential in revolutionizing diagnostics and treatments.
  • Biomedical research shows increasing interest in nanotechnology for advanced therapeutic applications.

Conclusions:

  • Liposomal formulations are key components of advanced drug delivery systems.
  • Nanotechnology offers promising solutions to overcome limitations in current disease management.
  • Further research into liposomes and nanomedicine can lead to improved patient outcomes and safer therapies.