Platform technology

ExtennaTM microsphere technology

It is drug delivery technology based on biodegradable microspheres containing peptide and protein
drugs whose release lasts long for the desired period of time. ExtennaTM microsphere technology is
innovative, long-acting injectable technology that has much less issues of safety, reduces dosing
frequency, and improves the quality of patient life.


Delivery carrier encapsulated with drugs based on biodegradable polymers. In powder form to the naked eye but are very
small spherical micro-particles sizing of 10-100 ㎛ that is about 1/10 of human hair size.