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Note 3 - Balance Sheet Components - Prepaid Expenses (Details) - USD ($)
Mar. 31, 2025
Dec. 31, 2024
Prepaid clinical trial costs $ 1,505,931 $ 1,524,813
Prepaid insurance premiums 147,117 220,675
Prepaid rent 13,045 13,045
Other prepaid expenses 10,000 10,000
Total prepaid expenses $ 1,676,093 $ 1,768,533