Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
OPERATING ACTIVITIES:
Net loss	$ (2,291)	$ (2,111)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation of property and equipment	16	14
Amortization of intangible assets and license and supply agreement	88	67
Non-cash stock-based compensation, including stock options and restricted stock	308	468
Loss on extinguishment of debt		199
Amortization of debt discount		34
Inventory reserve	37	50
Allowance for doubtful accounts reserve		2
Change in fair value of contingent consideration	(19)
Accretion of contingent consideration	28
Loss on disposal of equipment		10
Loss (gain) on foreign currency transactions	6	(2)
(Increase) decrease in operating assets:
Accounts receivable	(87)	(21)
Inventory	(487)	(728)
Prepaid expenses and other current assets	(5)	37
Other assets	(21)
Increase (decrease) in operating liabilities:
Accounts payable	73	(191)
Accrued expenses	328	160
Net cash used in operating activities	(2,026)	(2,012)
INVESTING ACTIVITIES:
Acquisition of Biocon	(137)
Net cash used in investing activities	(137)
FINANCING ACTIVITIES:
Proceeds from issuance of common stock, net of equity issuance costs of $8 and $19, respectively	1,992	3,778
Net proceeds (payments) on secured revolving credit facility	30	(558)
Payments on secured note payable	(105)	(49)
Proceeds from exercise of warrants		138
Payment of contingent consideration	(16)
Proceeds from issuance of secured note		1,187
Repayment of unsecured long term note payable		(1,187)
Net cash provided by financing activities	1,901	3,309
Effect of exchange rates on cash	(1)	(7)
Net increase (decrease) in cash	(263)	1,290
Cash, beginning of period	4,581	2,194
Cash, end of period	4,318	3,484
Supplemental disclosure of cash flow information
Cash paid for interest	62	91
Cash paid for income taxes	4	3
Supplemental disclosure of noncash investing and financing information
Right-of-use asset obtained in exchange for lease liability	800
Purchase of equipment included in accrued expenses	$ 14