CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Revenues
License fees	$ 48,688	$ 40,563
Royalty income	30,016	49,918
Product sales, net	291,864	280,113
Total Revenues	370,568	370,594
Costs and Expenses
Cost of goods sold	222,122	243,538
Research and development	788,242	832,931
Selling, general and administrative	1,288,050	1,791,221
Amortization of intangible assets	475,148	476,450
Depreciation	244,704	291,274
Total Costs and Expenses	3,018,266	3,635,414
Operating (loss)	(2,647,698)	(3,264,820)
Other Income (Expense)
Interest and miscellaneous income	69,686	61,719
Interest expense	(506,529)	(328,248)
Equity in earnings (loss) of unconsolidated subsidiary	0	0
Gain on sale of equipment	3,627	0
(Loss) Before Income Taxes	(3,080,914)	(3,531,349)
Income taxes	0	0
Net (loss)	(3,080,914)	(3,531,349)
Less preferred stock dividends	(30,236)	(47,456)
Net (loss) allocable to common stockholders	$ (3,111,150)	$ (3,578,805)
Basic and diluted net (loss) per common share (in dollars per share)	$ (0.21)	$ (0.42)
Weighted average number of common shares outstanding (in shares)	14,772,578	8,493,703