Condensed Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities:
Net loss	$ (12,784,605)	$ (9,980,370)
Adjustments to reconcile net loss to net cash used in operating activities:
Non-cash interest expense		242,982
Share-based compensation	931,517	136,617
Depreciation	16,624	2,711
Loss on disposal of property and equipment		967
Write-off of deferred financing costs		1,901
Changes in operating assets and liabilities
Prepaid expenses	(262,207)	(291,703)
Accounts payable	499,566	156,029
Accrued expenses	(377,813)	(157,890)
Other non-current assets	(20,380)
Net cash used in operating activities	(11,997,298)	(9,888,756)
Cash flows from investing activities:
Cash acquired in Merger, net of payment in lieu of fractional shares		1,030,123
Purchase of property and equipment	(84,928)	(2,523)
Net cash (used in) provided by investing activities	(84,928)	1,027,600
Cash flows from financing activities:
Proceeds from the issuance of common stock, net of issuance costs	42,623,281	10,000,000
Deferred financing costs		(68,530)
Proceeds from convertible notes payable		5,500,000
Net cash provided by financing activities	42,623,281	15,431,470
Net increase in cash and cash equivalents	30,541,055	6,570,314
Cash and cash equivalents, beginning of period	15,644,355	1,834,018
Cash and cash equivalents, end of period	$ 46,185,410	8,404,332
Supplemental non-cash financing transactions:
Accretion of issuance costs on Series A Convertible Redeemable Preferred stock		51,943
Accretion of issuance costs on Series B Convertible Redeemable Preferred stock		127,780
Conversion of Series A Convertible Redeemable Preferred stock to common stock		4,166,164
Conversion of Series B Convertible Redeemable Preferred stock to common stock		8,149,995
Conversion of convertible notes payable and accrued interest to common stock		5,674,452
Issuance of common stock in Merger (Note 1)		$ 6,978,916