Accrued Expenses

6 Months Ended

Jun. 30, 2021

Accounts Payable And Accrued Liabilities Current [Abstract]

Accrued Expenses

4. ACCRUED EXPENSES

Accrued expenses consisted of the following at June 30, 2021 and December 31, 2020:

	June 30, 2021		December 31, 2020
Accrued contract research and regulatory consulting	$	433,251	$	1,070,664
Accrued payroll and payroll taxes		360,589		267,159
Accrued consulting		282,339		88,750
Accrued accounting, audit, and tax fees		148,000		181,200
Accrued contract manufacturing		98,050		1,479,771
Accrued license fees		77,704		240,041
Accrued legal		73,675		350,517
Accrued miscellaneous expenses		25,679		102,999
Total accrued expenses	$	1,499,287	$	3,781,101