Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Operating expense
Research and development	$ 46,649	$ 10,984
General and administrative	15,020	7,775
Total operating expense	61,669	18,759
Loss from operations	(61,669)	(18,759)
Other income (expense)
Interest income	113	45
Interest expense	(1,598)	(164)
Change in fair value of derivative liability	(369)
Change in fair value of convertible notes	230
Net loss on extinguishment of debt	(2,387)
Gain on forgiveness of debt	149
Change in fair value of warrant liabilities	(517)	(223)
Total other income (expense)	(4,379)	(342)
Net loss and comprehensive loss	$ (66,048)	$ (19,101)
Net loss per share basic and diluted	$ (0.73)	$ (0.43)
Weighted-average common shares outstanding basic and diluted	90,890,061	44,766,640