Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Operating expenses:
Research and development (includes related party amounts of $76 and $72, respectively)	$ 14,987	$ 7,940
General and administrative (includes related party amounts of $14 and $31, respectively)	8,035	949
Total operating expenses	23,022	8,889
Loss from operations	(23,022)	(8,889)
Other income (expense):
Interest income (expense)	65	(75)
Change in fair value of convertible promissory notes		(644)
Other expense	(3)	(3)
Total other income (expense)	62	(722)
Net loss before income taxes	(22,960)	(9,611)
Provision for income taxes	3
Net loss	(22,963)	(9,611)
Comprehensive loss:
Net loss	(22,963)	(9,611)
Other comprehensive loss:
Unrealized loss on securities	(59)
Comprehensive loss	$ (23,022)	$ (9,611)
Net loss per share, basic and diluted	$ (1.87)	$ (40.31)
Weighted-average shares of common stock outstanding, basic and diluted	12,293,629	242,232