| Segment Reporting, Reconciliation of Profit (Loss) by Segment to Consolidated [Table Text Block] |
| | | Three Months Ended | | | Six Months Ended | |
| | | June 30, | | | June 30, | |
| | | 2026 | | | 2025 | | | 2026 | | | 2025 | |
| Revenues | | $ | — | | | $ | — | | | $ | — | | | $ | — | |
| Less: | | | | | | | | | | | | | | | | |
| Clinical and regulatory | | | 1,538,749 | | | | 1,659,513 | | | | 3,229,150 | | | | 3,366,218 | |
| Manufacturing | | | 423,306 | | | | 472,598 | | | | 1,035,518 | | | | 955,663 | |
| Research | | | 703,221 | | | | 328,991 | | | | 1,112,056 | | | | 637,317 | |
| General and administrative support | | | 1,750,354 | | | | 1,761,764 | | | | 3,414,455 | | | | 3,048,187 | |
| Non-cash expenses(1) | | | 68,354 | | | | 458,918 | | | | 186,989 | | | | 643,690 | |
| Realized and unrealized loss | | | 525 | | | | — | | | | — | | | | 79 | |
| Plus: | | | | | | | | | | | | | | | | |
| Other income | | | 37,290 | | | | 6,881 | | | | 69,038 | | | | 11,652 | |
| Realized and unrealized gain | | | — | | | | 2 | | | | 16 | | | | — | |
| Segment and net loss | | $ | (4,447,219 | ) | | $ | (4,674,901 | ) | | $ | (8,909,114 | ) | | $ | (8,639,502 | ) |
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