Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Revenue:
Product sales, net of discounts and refunds	$ 6,050	$ 1,744
Consulting research & development income	52	232
PPE sales	363	9
Shipping and other sales	90	66
Total revenues	6,555	2,051
Cost of goods sold:
Cost of goods sold	2,173	1,076
Gross profit	4,382	975
Operating expenses:
Research and development expenses	2,369	2,789
Selling, general and administrative expenses	18,880	11,365
Change in fair value of contingent stock consideration	(1,775)	5,779
Total operating expenses	19,474	19,933
Net operating loss before other income (expense)	(15,092)	(18,958)
Other income (expense):
Interest income	62	37
Settlement income	2,434	0
Gain on extinguishment of debt	741	0
Gain from settlement of payables	0	61
Loss on sale of property, plant and equipment	(41)	0
Change in fair value of derivative liability	0	91
Change in fair value of convertible promissory notes	(393)	(9,380)
Reserve on investment	(350)	0
Interest expense	(554)	(2,472)
Total other income (expense)	1,899	(11,663)
Net loss before income taxes	(13,193)	(30,621)
Provision for income taxes	0	0
Net loss	$ (13,193)	$ (30,621)
Net loss per share
Basic	$ (0.26)	$ (0.65)
Diluted	$ (0.26)	$ (0.65)
Weighted average common shares outstanding
Basic	50,182,229	47,308,158
Diluted	50,182,229	47,308,158