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Consolidated Statements of Cash Flow - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES    
Net loss $ (15,210,654) $ (20,502,395)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation of property and equipment 124,617 158,253
Stock-based compensation 1,288,430 875,851
Amortization of right of use assets 290,997 94,376
Amortization of debt discounts and issuance costs 91,879 215,292
Change in fair value of warrant liability 1,443,592 5,710,362
Loss on disposal of property and equipment 218,150 12,398
Changes in operating assets and liabilities    
Accounts receivable 18,683 (449)
Inventory (143,380)
Prepaid expenses and other assets (73,573) 152,714
Accounts payable and accrued liabilities (66,353) 448,867
Accrued bonuses 18,002 118,428
Accrued interest 60,621 166,984
Other current and long-term liabilities (304,603) (109,716)
Net cash used in operating activities (12,243,592) (12,659,035)
CASH FLOWS FROM INVESTING ACTIVITIES    
Purchases of property and equipment (102,000) (241,736)
Proceeds from sale of property and equipment 11,442
Net cash used in investing activities (102,000) (230,294)
CASH FLOWS FROM FINANCING ACTIVITIES    
Net proceeds from issuance of common stock 16,819,627 2,103,788
Repayments of long term debt (3,750,000) (3,125,000)
Net cash provided by financing activities 20,792,939 12,640,366
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS 8,447,347 (248,963)
Cash and cash equivalents, beginning of year 14,001,304 14,250,267
Cash and cash equivalents, end of year 22,448,651 14,001,304
SUPPLEMENTAL INFORMATION    
Income taxes
Interest 212,856 600,303
NON-CASH INVESTING AND FINANCING TRANSACTIONS    
Property and equipment included in accounts payable 12,773
Preferred stock beneficial conversion feature and dividends 1,737,297 13,750,806
Value of common shares issued to vendor for services 45,000
Series A Convertible Preferred Stock [Member]    
CASH FLOWS FROM FINANCING ACTIVITIES    
Net proceeds from issuance of convertible preferred stock 13,661,578
Series B Convertible Preferred Stock [Member]    
CASH FLOWS FROM FINANCING ACTIVITIES    
Net proceeds from issuance of convertible preferred stock $ 7,723,312