Condensed Statements of Operations (Unaudited) (USD $) Share data in Millions, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenue:
Product sales	$ 646,173	$ 1,386,757	$ 1,293,488	$ 2,675,565
Royalties	405,029	905,724	919,226	1,684,867
Licensing revenue	705,162	312,690	1,267,851	625,380
Development fees and other	239,649	172,250	478,623	272,557
Tarsa revenue	473,039	250,892	635,673	302,446
[Revenues]	2,469,052	3,028,313	4,594,861	5,560,815
Operating expenses:
Research and development	2,098,159	1,634,057	4,519,287	3,365,436
Cost of goods sold	270,642	585,941	535,540	1,075,309
General and administrative	2,321,237	1,921,154	4,294,915	3,661,715
Unallocated facility expenses	849,116	768,435	1,599,173	1,564,580
Inventory reserve				576,021
Severance and other related expense		1,120,000	349,980	1,120,000
[OperatingExpenses]	5,539,154	6,029,587	11,298,895	11,363,061
Operating loss	(3,070,102)	(3,001,274)	(6,704,034)	(5,802,246)
Gain (loss) on change in fair value of embedded conversion feature		1,909,000		(8,125,000)
Debt issuance cost				(2,007,534)
Interest and other income	23,359	1,554	51,054	19,572
Interest expense	(2,797,860)	(2,595,646)	(5,534,076)	(4,118,486)
(Loss) gain from investment in China joint venture	(1,073,071)	42,578	(1,375,926)	83,830
Loss from investment in Tarsa	(1,518,000)		(1,518,000)
Loss before income taxes	(8,435,674)	(3,643,788)	(15,080,982)	(19,949,864)
Income tax benefit from sale of state tax benefit				359,357
Net loss	$ (8,435,674)	$ (3,643,788)	$ (15,080,982)	$ (19,590,507)
Loss per share – basic and diluted: Net loss per share (in Dollars per share)	$ (0.09)	$ (0.04)	$ (0.16)	$ (0.21)
Weighted average number of shares outstanding - basic and diluted (in Shares)	92,534,316	91,822,915	92,497,652	91,798,187