Note 6 - Prepaid Expenses - Prepaid Expenses and Other Current Assets (Details) - USD ($) |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Clinical expenses | $ 394,749 | $ 677,604 |
| Insurance | 85,083 | 405,795 |
| Professional services | 100,655 | 119,803 |
| Dues and memberships | 50,440 | 43,828 |
| Other | 102,791 | 19,975 |
| Total | $ 733,718 | $ 1,267,005 |
| X | ||||||||||
- Definition Amount of prepaid clinical expenses. No definition available.
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| X | ||||||||||
- Definition Amount of prepaid dues and memberships, classified as current. No definition available.
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for professional services that provides economic benefits within a future period of one year or the normal operating cycle, if longer. No definition available.
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| X | ||||||||||
- Definition Amount of current assets classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for insurance that provides economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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