Balance Sheets - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Current Assets:
Cash and cash equivalents	$ 8,068,939	$ 5,663,833
Accounts receivable, net	23,311
Prepaid expenses	921,762	581,706
Inventory	236,480
Other current assets	30,300
Total current assets	9,280,792	6,245,539
Operating lease right-of-use asset	141,705	138,538
Other assets	11,551	11,551
Total assets	9,434,048	6,395,628
Current Liabilities:
Accounts payable and accrued expenses	1,273,572	1,033,383
Accrued compensation	1,016,232	843,162
Operating lease liability	141,705	138,538
Paycheck protection program loan	104,168
Milestone payable	5,000,000
Total current liabilities	7,535,677	2,015,083
Long-term Liabilities:
Note payable	5,000,000
Accrued interest payable	112,994
Total long-term liabilities	5,112,994
Total liabilities	12,648,671	2,015,083
Commitments and contingencies (Note 3)
Stockholders' (deficit) equity:
Preferred stock, $0.0001 par value; authorized shares — 5,000,000 at December 31, 2020 and 2019; issued and outstanding shares — 0 at December 31, 2020 and 2019
Common stock, $0.0001 par value; authorized shares — 50,000,000 at December 31, 2020 and 2019; issued and outstanding shares — 26,621,954 and 24,431,914 at December 31, 2020 and 2019, respectively	2,662	2,443
Additional paid-in capital	95,667,776	90,108,492
Accumulated deficit	(98,885,061)	(85,730,390)
Total stockholders' (deficit) equity	(3,214,623)	4,380,545
Total liabilities and stockholders' (deficit) equity	$ 9,434,048	$ 6,395,628