Condensed Consolidated Statements of Operations (USD $) In Thousands, except Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Revenue:
Net product sales	$ 34	$ 16	$ 35	$ 80
Licensing and other revenue	241	241	702	623
Total revenue	275	257	737	703
Costs and expenses:
Costs of goods sold	51	333	411	423
Selling, general and administrative	1,977	1,855	5,413	5,632
Research and development	2,617	2,077	6,292	6,669
Total costs and expenses	4,645	4,265	12,116	12,724
Loss from operations	(4,370)	(4,008)	(11,379)	(12,021)
Other income (expense):
Interest income	4	2	10	5
Foreign exchange (loss) gain	(621)	887	38	(357)
Interest expense (see Note 3)	(409)	(49)	(870)	(187)
Other (expense) income, net	(1,026)	840	(822)	(539)
Net loss before income taxes	(5,396)	(3,168)	(12,201)	(12,560)
Income taxes	(1)		(4)	(5)
Net loss	$ (5,397)	$ (3,168)	$ (12,205)	$ (12,565)
Basic and diluted loss per common share (in dollars per share)	$ (0.08)	$ (0.06)	$ (0.18)	$ (0.27)
Weighted average common shares outstanding - Basic (in shares)	71,003,667	50,393,488	67,406,765	46,298,964
Weighted average common shares outstanding - Diluted (in shares)	71,003,667	50,393,488	67,406,765	46,298,964