Image Number 13 for United States Patent #8119616.
The present invention relates to a composition comprising an inclusion complex of a cyclodextrin and quinazoline containing zinc-binding moiety based derivatives. The cyclodextrin is preferable a .beta.-cyclodextrin or a derivative thereof. The quinazolines have enhanced and unexpected properties as inhibitors of epidermal growth factor receptor tyrosine kinase (EGFR-TK) and their use in the treatment of EGFR-TK related diseases and disorders such as cancer. The said derivatives may further act as HDAC inhibitors.