Note 6 - Accrued Expenses and Other Liabilities - Current - Accrued Expenses and Other Liabilities (Details) - USD ($)	Mar. 31, 2025	Dec. 31, 2024
Accrued interest expense	$ 437,589	$ 353,280
Accrued payroll costs	825,891	951,247
Accrued incentive compensation	431,250	1,031,250
Accrued vendor liabilities	453,574	516,804
Payable to research and development company - current	831,986	528,878
LINICO acquisition-related payable	50,000	1,018,853
Other accrued expenses	371,261	118,185
Total accrued expenses	$ 3,401,551	$ 4,518,497