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Journal ArticleDOI

Pharmaceutical Applications of Polymorphism

John K. Haleblian, +1 more
- 01 Aug 1969 - 
- Vol. 58, Iss: 8, pp 911-929
TLDR
Polymorphism is the ability of any element or compound to crystallize as more than one distinct crystal species (e.g., carbon as cubic diamond or hexagonal graphite).
About
This article is published in Journal of Pharmaceutical Sciences.The article was published on 1969-08-01. It has received 894 citations till now. The article focuses on the topics: Polymorphism (materials science) & Crystal.

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Citations
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Synthesis and biological evaluation of orally active hypolipidemic agents.

TL;DR: Fenofibric acid ester prodrugs 1c-1h emerged as potent hypolipidemic agents on the basis of in vivo studies, lowering the mice plasma triglyceride level up to 47% in Swiss albino mice.
Journal ArticleDOI

Effect of polymorphism on thermodynamic properties of cefamandole nafate

TL;DR: In this paper, the effect of polymorphism on thermodynamic properties of cefamandole nafate was investigated in detail by using powder X-ray diffraction and differential scanning calorimetry (DSC).
Journal ArticleDOI

Application of a novel combination of near-infrared spectroscopy and a humidity-controlled 96-well plate to the characterization of the polymorphism of imidafenacin

TL;DR: A currently available chemometric near‐infrared spectroscopy technique is applied to the characterization of the polymorphic properties of drug candidates and is applicable to drugs in the early stages of development.
Journal ArticleDOI

Design and molecular insights of drug-active metabolite based co-amorphous formulation: a case study of toltrazuril-ponazuril co-amorphous

TL;DR: In this article , the potential for active metabolites of drugs as co-former in drug-drug co-amorphous formulations was assessed, and the solubility/dissolution and solid-state stability of the coamorphous system were investigated.
Journal ArticleDOI

Influence of polymeric excipient properties on crystal hydrate formation kinetics of caffeine in aqueous slurries

TL;DR: The influence of polymeric excipients on the hydrate transformation of caffeine (CAF) was studied and a pH dependence was observed: at low pH, the inhibition was greatest, whereas no inhibitory effects were observed at pH above 6.5.
References
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Journal ArticleDOI

Mechanism of sustained‐action medication. Theoretical analysis of rate of release of solid drugs dispersed in solid matrices

TL;DR: The analyses suggest that for the latter system the time required to release 50% of the drug would normally be expected to be approximately 10 per cent of that required to dissolve the last trace of the solid drug phase in the center of the pellet.
Journal ArticleDOI

The united states pharmacopeia.

Robert A. Hatcher
- 04 Jan 1908 - 
TL;DR: The Pharmacopeia was called into being by physicians in 1820, and in 1850 pharmacists were admitted to the convention; since then physicians have gradually relinquished control to pharmacists, and to-day the authors are confronted with an anomalous condition.
Book

Thermal methods of analysis

TL;DR: In this article, a revised edition necessitated by the phenomenal growth of the field during the past decade contains 90% new material, focusing on tech niques and applications of thermal analysis.