v3.25.2
Note 3 - Balance Sheet Components (Tables)
6 Months Ended
Jun. 30, 2025
Notes Tables  
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
   

June 30,

2025

   

December 31,

2024

 

Prepaid clinical trial costs

  $ 1,412,311     $ 1,524,813  

Prepaid insurance premiums

    73,559       220,675  

Prepaid rent

    13,045       13,045  

Other prepaid expenses

    10,000       10,000  

Total prepaid expenses

  $ 1,508,915     $ 1,768,533  
Property, Plant and Equipment [Table Text Block]
   

June 30,

2025

   

December 31,

2024

 

Equipment and furnishings

  $ 823,023     $ 795,411  

Leasehold improvements

    115,605       115,605  

Total property and equipment

    938,628       911,016  

Accumulated depreciation and amortization

    (794,766 )     (761,042 )

Total property and equipment, net

  $ 143,862     $ 149,974  
Schedule of Other Assets [Table Text Block]
   

June 30,

2025

   

December 31,

2024

 

Prepaid technology license fees

  $ 60,000     $ 60,000  

Deposits

    11,010       11,010  

Total other assets

  $ 71,010     $ 71,010  
Schedule of Accrued Liabilities [Table Text Block]
   

June 30,

2025

   

December 31,

2024

 

Payroll-related liabilities

  $ 212,483     $ 986,691  

Other accrued expenses

    486,293       270,881  

Total accrued expenses

  $ 699,076     $ 1,257,572