Annual report pursuant to Section 13 and 15(d)

5. Accounts Receivable (Details)

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5. Accounts Receivable (Details) - USD ($)
Mar. 31, 2020
Mar. 31, 2019
Receivables [Abstract]    
Accounts receivable $ 6,320,000 $ 3,948,000
Less: allowance for doubtful accounts (1,028,000) (24,000)
Less: discounts, rebates, distributor fees and returns (1,230,000) (443,000)
Accounts receivable, net $ 4,062,000 $ 3,481,000