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Levulan PDT

Sun Pharmaceutical Industries Ltd.

Drug Names(s): aminolevulinic acid (ALA), Levulan Kerastick

Description: Levulan Kerastick is a photosensitizer designed to be use with light sources, such as the Company's BLU-U Blue Light Photodynamic Therapy. Levulan Kerastick consists of aminolevulinic acid (ALA) which is converted to protoporphyrin IX (PpIX), a photosensitizer. When exposed to blue light, the accumulated PpIX produces a photodynamic reaction, creating superoxide and hydroxyl free radicals that are toxic to cells exposed to ALA.

Deal Structure: DUSA and Stiefel
In January 2006, DUSA announced that it has entered into an exclusive marketing, distribution and supply agreement for Latin America with Stiefel Laboratories. The agreement has an initial term of ten years and covers current and future uses of DUSA's proprietary Levulan Kerastick for photodynamic therapy (PDT) in dermatology.

In September 2010, DUSA gave notice to Stiefel Laboratories, terminating the parties' Marketing, Distribution and Supply Agreement.

DUSA and Daewoong
In January 2007, DUSA entered into an exclusive marketing, distribution and supply agreement for certain Asian territories with Daewoong Pharmaceutical. The agreement has an initial term of ten years and covers current and future uses of DUSA's Levulan Kerastick for PDT in dermatology.

Daewoong will make up to $3,500,000 in milestone payments, based upon contract execution, approval of the product from regulatory authorities, and achievement of pre-determined...See full deal structure in Biomedtracker

Partners: Daewoong Pharmaceutical Company Ltd.


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