Note 4 - Prepaid Expense and Other Current Assets (Tables)

9 Months Ended

Sep. 30, 2024

Notes Tables

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]

	September 30, 2024		December 31, 2023
	(Unaudited)
Prepaid expense and other current assets:
Prepaid insurance	$	1,185	$	1,078
Prepaid clinical development costs		848		871
Other prepaid expense		421		334
Other current receivables		6		6
Total prepaid expense and other current assets	$	2,460	$	2,289