Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2019

Payables and Accruals [Abstract]

Schedule of accrued expenses

	As of December 31,
	2019		2018
Clinical trial expenses	$	3,020,030	$	1,633,713
Other		137,356		156,976
Total	$	3,157,386	$	1,790,689