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Prepaid Expenses (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Dec. 31, 2021
Research and development $ 266,000 $ 206,000 $ 445,000 $ 374,000 $ 1,226,000 $ 1,080,000
Prepaid expenses 47,000   47,000   104,000 44,000
Prepaid inventory $ 4,000   4,000      
Prepaid expenses         104,000  
Related Party [Member]            
Research and development     $ 43,000   43,000  
GRDG Science LLC [Member] | Related Party [Member]            
Prepaid expenses includes prepaid inventory         60,000  
Research and development         $ 43,000  
Prepaid expenses           $ 43,000