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Updated: Jun 28, 2026

Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses
Published on: June 7, 2018
[Pharmaceutical significance of amorphous materials]
1Semmelweis Egyetem, Gyógyszerészeti Intézet, Budapest, Hogyes E. u. 7.-1092.
The amorphous state of pharmaceuticals enhances solubility and dissolution but is unstable. Understanding its solid-state properties is key for developing effective and stable drug products.
Area of Science:
- Pharmaceutical Science
- Materials Science
- Solid-State Chemistry
Context:
- Solid-state characteristics significantly impact pharmaceutical product development and manufacturing.
- The amorphous state is crucial for determining physical and chemical properties of drug formulations.
- Improving bioavailability of poorly soluble compounds drives interest in amorphous materials.
Purpose:
- To highlight the importance of solid-state characteristics in pharmaceuticals.
- To explain the role of the amorphous state in drug solubility and bioavailability.
- To discuss the inherent instability of the amorphous state.
Summary:
- Amorphous materials, while offering enhanced solubility and dissolution rates due to their disordered structure, represent a higher energy, non-equilibrium state.
- This inherent instability means amorphous forms can spontaneously transform into more stable, lower-energy states.
- Managing these transformations is critical for maintaining drug product effectiveness and stability.
Impact:
- Provides insights into optimizing drug formulation for enhanced bioavailability.
- Informs strategies for stabilizing amorphous forms to ensure consistent therapeutic efficacy.
- Contributes to the development of advanced pharmaceutical systems with improved performance.
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