Condensed Balance Sheets - USD ($)	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 13,525,898	$ 21,716,077
Accounts receivable, net	92,535	98,906
Inventory, net	1,315,580	667,118
Prepaid and other current assets	997,623	695,879
Total current assets	15,931,636	23,177,980
Property and equipment, at cost:
Leasehold improvements	1,212,417	1,212,417
Office equipment	47,308	47,308
Furniture and fixtures	429,933	414,303
Machinery and equipment	2,599,994	2,559,356
Construction in progress	651,157	423,077
Property and equipment, gross	4,940,809	4,656,461
Less accumulated depreciation	(3,678,450)	(3,545,422)
Net property and equipment	1,262,359	1,111,039
Long-term assets:
Lease right-of-use assets, net	2,081,054	2,380,225
Intangible assets, net of accumulated amortization	44,317	0
Other long-term assets	957,078	1,086,581
Total long-term assets	3,082,449	3,466,806
Total assets	20,276,444	27,755,825
Current liabilities:
Accounts payable	951,510	1,137,823
Accrued expenses	886,352	1,444,296
Clinical holdback - current portion	92,397	65,300
Lease liabilities - current portion	533,734	406,636
Total current liabilities	2,463,993	3,054,055
Long-term liabilities:
Clinical holdback - long-term portion	32,706	54,935
Convertible notes payable, net (including related parties)	4,758,017	4,258,179
Lease liabilities - long-term portion	1,771,487	2,036,067
Total long-term liabilities	6,562,210	6,349,181
Total liabilities	9,026,203	9,403,236
Commitments and contingencies
Stockholders' equity:
Common stock, $.001 par, 200,000,000 authorized, 22,350,022 shares issued and 22,232,799 outstanding as of June 30, 2024; and 21,774,604 shares issued and 21,657,381 outstanding as of December 31, 2023	22,350	21,775
Treasury stock, 117,223 common shares	(60,000)	(60,000)
Warrants	2,608,642	2,787,137
Additional paid-in-capital	125,344,962	123,985,306
Accumulated deficit	(116,665,713)	(108,381,629)
Total stockholders' equity	11,250,241	18,352,589
Total liabilities and stockholders' equity	$ 20,276,444	$ 27,755,825