v3.25.2
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Operating activities:    
Net loss $ (4,761) $ (3,913)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation 17 36
Reduction in the carrying amount of right-of-use assets 196 176
Share-based compensation 268 388
Allowance for doubtful accounts 0 (34)
Changes in operating assets and liabilities:    
Accounts receivable 10 (87)
Prepaid expenses and other current assets (42) (153)
Accounts payable 741 561
Accrued expenses and other current liabilities 446 (119)
Operating lease liability (206) (177)
Net cash used in operating activities (3,267) (2,842)
Investing activities:    
Purchase of property and equipment (1) (3)
Net cash used in investing activities (1) (3)
Financing activities:    
Proceeds from sales of common stock 1,907 3,315
Issuance costs of sale of common stock 30 152
Net cash provided by financing activities 1,877 3,163
Net change in cash and cash equivalents (1,391) 318
Cash and cash equivalents at beginning of period 2,371 1,103
Cash and cash equivalents at end of period 980 1,421
Supplemental disclosure of noncash investing and financing activities:    
Unpaid issuance costs of common stock $ 114 $ 66