Consolidated Statements of Operations - USD ($)	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Operating expenses:
Research and development	$ 42,330,856	$ 38,958,010
General and administrative	20,739,897	12,768,725
Loss from operations	(63,070,753)	(51,726,735)
Loss on equity method investment	48,730	46,340
Interest expense, net	1,487,456	936,127
Loss on extinguishment of debt	1,025,402
Change in fair value of unsecured convertible promissory note	882,903
Change in fair value of warrant liability	(465,780)	452,146
Loss before income taxes	(66,049,464)	(53,161,348)
Income tax expense	2,800	2,000
Net loss	$ (66,052,264)	$ (53,163,348)
Per share information:
Net loss per share of common stock, basic (in dollars per share)	$ (0.31)	$ (0.35)
Net loss per share of common stock, diluted (in dollars per share)	$ (0.31)	$ (0.35)
Weighted average shares outstanding, basic (in shares)	212,079,472	152,676,145
Weighted average shares outstanding, diluted (in shares)	212,079,472	152,676,145