Note 3 - Balance Sheet Details (Tables)

6 Months Ended

Jun. 30, 2022

Table Text Block [Abstract]

Schedule Of Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

	June 30,		December 31,
	2022		2021
Accrued accounts payable	$	780	$	195
Accrued clinical trial costs		132		158
Accrued director stipends		111		110
Accrued other		11		—
	$	1,034	$	463

Summary of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consisted of the following (in thousands):

	June 30,		December 31,
	2022		2021
Prepaid insurance	$	1,818	$	1,408
Other receivables		20		150
Prepaid subscriptions and fees		212		215
Prepaid software licenses		101		78
Deposits		21		26
Deferred equity issuance costs		263		—
Prepaid other		—		2
	$	2,435	$	1,879