Peer-reviewed articles 17,970 +



Title: A STUDY ON THE OPTIMIZATION OF ANTIMICROBIAL ACTIVITY OF ERYTHROMYCIN BY COMPLEXATION WITH ?-CYCLODEXTRIN DERIVATES

A STUDY ON THE OPTIMIZATION OF ANTIMICROBIAL ACTIVITY OF ERYTHROMYCIN BY COMPLEXATION WITH ?-CYCLODEXTRIN DERIVATES
L. Ochiuz;C. Peptu;C.A. Peptu;A. Grigoras;M. Mares
1314-2704
English
17
61
Erythromycin (E), a hydrophobic macrolide antibiotic, is prescribed for the treatment of acute bacterial infections, such as respiratory, urine, skin, and mouth infections. The main disadvantage of ER is its poor water solubility (2 mg/mL) that limits both formulation using hydrophilic bases and skin permeability. Cyclodextrins (CDs) are biocompatible cyclic oligomers of glucose, with a hydrophobic core and a hydrophilic exterior. CDs are used to improve the bioavailability of drugs by increasing their solubility and/or their dissolution rate after including the poorly water-soluble substances (such as ER) in the hydrophobic cavity of CDs. Adding CDs leads to improved solubility and stability of the drug substance, increased permeability of low aqueous solubility, decreased toxicity and even to reduced active dose as a result of increased bioavailability. Specifically, to optimize the physical inclusion of specific guests, the polarity of native CDs molecules should be adjusted. Generally, this is achieved by attaching small alkyl or hydroxyalkyl substituents through ether linkages. Our study aiming at improving the stability and tolerance of E in topical products developed a complex of E with ? cyclodextrin functionalized with a variable number of lactide units (CD-LA_E). The antibacterial activity of the synthesized complex was assessed against S. aureus strains.
conference
17th International Multidisciplinary Scientific GeoConference SGEM 2017
17th International Multidisciplinary Scientific GeoConference SGEM 2017, 29 June - 5 July, 2017
Proceedings Paper
STEF92 Technology
International Multidisciplinary Scientific GeoConference-SGEM
Bulgarian Acad Sci; Acad Sci Czech Republ; Latvian Acad Sci; Polish Acad Sci; Russian Acad Sci; Serbian Acad Sci & Arts; Slovak Acad Sci; Natl Acad Sci Ukraine; Natl Acad Sci Armenia; Sci Council Japan; World Acad Sci; European Acad Sci, Arts & Letters; Ac
3-10
29 June - 5 July, 2017
website
cdrom
4350
erythromycin; cyclodextrin; optimization; antibacterial activity

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