Annual report pursuant to Section 13 and 15(d)

5. EQUITY TRANSACTIONS (Details - Options exercisable)

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5. EQUITY TRANSACTIONS (Details - Options exercisable) - Stock Options [Member] - $ / shares
12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2019
Stock options outstanding 844,089 51,124 59,111
Outstanding Weighted Average Exercise Price $ 3.07 $ 44.12 $ 56.85
Stock options exercisable 58,954 25,197  
Stock options exercisable Weighted Average Exercise Price $ 20.06 $ 70.08  
$1.28 - $1.68 [Member]      
Stock options outstanding 479,814    
Weighted Average Remaining Life (Years) 9 years 2 months 30 days    
Outstanding Weighted Average Exercise Price $ 1.34    
Stock options exercisable    
Stock options exercisable Weighted Average Exercise Price    
$2.45 - $2.52 [Member]      
Stock options outstanding 329,766    
Weighted Average Remaining Life (Years) 9 years    
Outstanding Weighted Average Exercise Price $ 2.5    
Stock options exercisable 24,445    
Stock options exercisable Weighted Average Exercise Price $ 2.45    
$18.75 - $142.50 [Member]      
Stock options outstanding 34,509    
Weighted Average Remaining Life (Years) 5 years 10 months 17 days    
Outstanding Weighted Average Exercise Price $ 32.53    
Stock options exercisable 34,509    
Stock options exercisable Weighted Average Exercise Price $ 32.53