Condensed Consolidated Statements of Cash Flows - USD ($)	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Cash flows from operating activities:
Net loss	$ (3,983,604)	$ (3,379,698)
Adjustments to reconcile net loss to net cash used in operating activities:
Non-cash interest expense		13,031
Share-based compensation	252,374	15,876
Depreciation	6,224	905
Write-off of deferred financing costs		1,901
Changes in operating assets and liabilities
Prepaid expenses	55,458	327,493
Accounts payable	229,662	464,083
Accrued expenses	215,155	483,480
Other non-current assets	(2,500)
Net cash used in operating activities	(3,227,231)	(2,072,929)
Cash flows from investing activities:
Purchase of property and equipment	(9,752)
Net cash used in investing activities	(9,752)
Cash flows from financing activities:
Costs associated with the issuance of common stock	(38,747)
Deferred financing costs		(62,974)
Proceeds from convertible notes payable		3,125,000
Net cash (used in) provided by financing activities	(38,747)	3,062,026
Net (decrease) increase in cash and cash equivalents	(3,275,730)	989,097
Cash and cash equivalents, beginning of period	15,644,355	1,834,018
Cash and cash equivalents, end of period	$ 12,368,625	2,823,115
Supplemental non-cash financing transactions:
Accretion of issuance costs on Series A Convertible Redeemable Preferred stock		3,710
Accretion of issuance costs on Series B Convertible Redeemable Preferred stock		$ 9,127