Annual report pursuant to Section 13 and 15(d)

5. Accounts Receivable (Details)

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5. Accounts Receivable (Details) - USD ($)
Mar. 31, 2018
Mar. 31, 2017
Receivables [Abstract]    
Accounts receivable $ 2,829,000 $ 2,794,000
Less: allowance for doubtful accounts (17,000) (14,000)
Less: discounts, rebates, distributor fees and returns (1,275,000) (672,000)
Accounts receivable, net $ 1,537,000 $ 2,108,000