Condensed Statements of Operations (Unaudited) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Operating expenses:
Research and development		$ 2,487	$ 5,156	$ 5,459	$ 10,059
General and administrative		2,714	3,533	5,402	7,275
Total operating expenses		5,201	8,689	10,861	17,334
Interest income		107	60	217	143
Loss from operations		(5,094)	(8,629)	(10,644)	(17,191)
Net loss		$ (5,094)	$ (8,629)	$ (10,644)	$ (17,191)
Net loss per share attributable to common stockholders - basic		$ (1.24)	$ (5.51)	$ (3.65)	$ (11.59)
Net loss per share attributable to common stockholders - diluted		$ (1.24)	$ (5.51)	$ (3.65)	$ (11.59)
Weighted-average number of shares used in computing net loss per common share, basic	[1]	4,119,153	1,566,951	2,920,157	1,483,240
Weighted-average number of shares used in computing net loss per common share, diluted	[1]	4,119,153	1,566,951	2,920,157	1,483,240

[1] All share amounts and per share amounts disclosed in this Quarterly Report on Form 10-Q have been restated to reflect a one-for-thirty reverse stock split effected in June 2025. See Note 1, Organization and Nature of Operations, for details.