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Condensed Consolidated Statements of Operations (Unaudited) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Income Statement [Abstract]        
Net sales $ 1,487,093 $ 1,080,841 $ 3,960,401 $ 2,567,567
Cost of goods sold 355,046 347,504 1,093,304 918,605
Gross profit 1,132,047 733,337 2,867,097 1,648,962
Operating expenses        
Research and development 470,275 629,002 1,794,146 3,182,646
Selling, general and administrative 4,646,815 4,592,936 15,644,324 16,426,991
Restructuring and other severance related charges 464,606
Total operating expenses 5,117,090 5,221,938 17,438,470 20,074,243
Loss from operations (3,985,043) (4,488,601) (14,571,373) (18,425,281)
Other (income) expense        
Gain on extinguishment of debt 1,422,214
Interest and other income 3,834 5,719 8,493 80,460
Other expense 3,771 3,522 7,293 13,350
Total other (income) expense 63 2,197 1,423,414 67,110
Loss before income taxes (3,984,980) (4,486,404) (13,147,959) (18,358,171)
(Provision) benefit from income taxes (8,705) 876,690 1,170,890
Net loss $ (3,993,685) $ (4,486,404) $ (12,271,269) $ (17,187,281)
Net loss per share of common stock - Basic and Diluted (see Note 12) $ (0.06) $ (0.10) $ (0.22) $ (0.47)
Weighted average common shares outstanding - Basic and Diluted (see Note 12) 69,511,498 44,030,685 55,308,381 36,847,548