Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenue:
Net product sales	$ 1	$ 53	$ 1	$ 65
Licensing and other revenue	223	198	461	381
Total revenue	224	251	462	446
Costs and expenses:
Costs of goods sold	270	62	360	90
Selling, general and administrative	2,042	1,721	3,436	3,777
Research and development	1,991	2,552	3,675	4,592
Total costs and expenses	4,303	4,335	7,471	8,459
Loss from operations	(4,079)	(4,084)	(7,009)	(8,013)
Other income (expense):
Interest income	4	1	6	3
Foreign exchange gain (loss)	155	(728)	659	(1,244)
Interest expense (see Note 3)	(422)	(78)	(461)	(138)
Other income (expense), net	(263)	(805)	204	(1,379)
Net loss before income taxes	(4,342)	(4,889)	(6,805)	(9,392)
Income taxes			(3)	(5)
Net loss	$ (4,342)	$ (4,889)	$ (6,808)	$ (9,397)
Basic and diluted loss per common share	$ (0.06)	$ (0.11)	$ (0.10)	$ (0.21)
Weighted average common shares outstanding	70,993,924	44,274,642	65,578,505	44,217,770