Alginate inserts loaded with epidermal growth factor for the treatment of keratoconjunctivitis sicca

Christoph Koelwel, Stefan Rothschenk, Barbara Fuchs-Koelwel, Bernhard Gabler, Chris Lohmann, Achim Göpferich

Research output: Contribution to journalArticlepeer-review

19 Scopus citations

Abstract

We developed and tested ocular inserts containing epidermal growth factor (EGF) for a causal treatment of keratoconjunctivitis sicca (KCS). The inserts, consisting of different alginates with hydroxyethylcellulose (HEC) as a lubricant and release modifier, released EGF over time periods ranging from a few hours up to several days. The stability of EGF was high, having a protein half-life of approximately 548 days. A clinical pilot study suggests an amelioration of both the main symptoms and the objective criteria: tear film break-up (BUT) time and lissamine green score. Our results show that EGF treatment of KCS is highly promising.

Original languageEnglish
Pages (from-to)221-231
Number of pages11
JournalPharmaceutical Development and Technology
Volume13
Issue number3
DOIs
StatePublished - May 2008
Externally publishedYes

Keywords

  • Alginates
  • Dry eye
  • EGF
  • Ocular insert

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