Other Non-Current Assets

12 Months Ended

Dec. 31, 2011

Other Current Assets/Other Non-Current Assets [Abstract]

Other Non-Current Assets

8. OTHER NON-CURRENT ASSETS

The Company has entered into contracts with contract research organizations for the purpose of conducting human clinical research trials and has advanced funds to contract research organizations to partially offset future service costs and expenses under these contracts. As of December 31, 2011, such advances classified as non-current assets aggregated $1,497,000 and such advances classified as prepaid expenses aggregated $852,000.