Quarterly report pursuant to Section 13 or 15(d)

CONDENSED STATEMENTS OF CASH FLOWS

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CONDENSED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Cash flows from operating activities:    
Net loss $ (4,321) $ (10,225)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 112 128
Non-cash interest expense 2 296
Non-cash loss on changes in fair value of warrants 0 923
Non-cash gain on debt extinguishment (661) 0
Stock-based compensation 695 (5)
Finance costs attributable to issuance of warrants 0 211
Other (10) (6)
Changes in operating assets and liabilities:    
Receivables 781 (68)
Inventory 199 29
Prepaid expenses and other assets (15) (68)
Accounts payable (1,079) 127
Accrued sales allowances (60) (745)
Other accrued liabilities (199) 208
Net cash used in operating activities (4,556) (9,195)
Cash flows from investing activities:    
Purchases of property and equipment (18) (87)
Net cash used in investing activities (18) (87)
Cash flows from financing activities:    
Net proceeds from equity offering 8,841 1,895
Net proceeds from the exercises of common stock warrants 0 7,008
Net loan proceeds 0 654
Net cash provided by financing activities 8,841 9,557
Net increase in cash and cash equivalents 4,267 275
Cash and cash equivalents at beginning of period 5,413 5,223
Cash and cash equivalents at end of period 9,680 5,498
Supplemental disclosure of cash flow information:    
Interest paid $ 0 $ 198