The present invention is directed to methods for extracting and isolating extracts having angiogenesis inhibiting activity from a latex-containing portion of a Ficus variant, pharmaceutical and nutraceutical compositions comprising the extracts, methods of administering the extracts to treat angiogenesis-dependent diseases and to reduce or inhibit neovessel growth in a subject in need thereof, and the use of the extracts in the manufacture of a composition for reducing or inhibiting neovessel growth.