Consolidated Statements of Operations - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Operating Expenses
Research and development	$ 4,209,981	$ 2,328,087
General and administrative	7,224,252	4,859,369
Impairment of intangible assets	0	461,715
Total operating expenses	11,434,233	7,649,171
Operating loss	(11,434,233)	(7,649,171)
Change in fair value of common stock warrants		(280,747)
Warrant financing expense		(192,817)
Other income	29,299	154
Loss before income taxes	(11,404,934)	(8,122,581)
Income taxes	0	0
Net loss	(11,404,934)	(8,122,581)
Deemed dividend attributable to preferred stock	(11,479,308)	(2,568,132)
Net loss applicable to common shareholders	$ (22,884,242)	$ (10,690,713)
Loss per common share -basic and diluted (in dollars per share)	$ (5.50)	$ (10.97)
Weighted average shares outstanding - basic and diluted (in shares)	4,157,746	974,773