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Note 4 - Prepaid Expenses and Other - Prepaid Expenses and Other (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
CRO services | $ 74 | $ 81
Other clinical development | 383 | 347
Insurance | 218 | 1,078
Professional fees | 940 | 731
Prepaid Taxes | 409 | 21
Other | 1,806 | 3,609
Total, long-term | 3,830 | 5,867
CRO services | 15 | 52
Insurance | 9 | 11
Other clinical development | 74 | 102
Other | 1,830 | 119
Prepaid Expense and Other Assets, Noncurrent | 1,928 | 284
Totals | $ 5,758 | $ 6,151

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