SUBSEQUENT EVENTS	9 Months Ended
Feb. 28, 2023
Subsequent Events [Abstract]
Subsequent Events [Text Block]	NOTE 7: SUBSEQUENT EVENTS The Company closed a public offering on March 7, 2023 of an aggregate of 3,333,333 shares of its common stock, par value $0.08 per share at a price to the public of $2.40 per share for total gross proceeds of $8 million, before deducting underwriting discounts and commissions and other offering-related expenses payable by the Company. The Company intends to use the net proceeds of the offering for general corporate purposes, including, without limitation, setting up and conducting clinical studies, expanding sales and marketing activities for existing and new products, research and development of new products, acquisitions, capital expenditures, and for other general working capital needs. In conjunction with the public offering of shares of the Company’s common stock, the Company suspended its at-the-market sales agreement.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org//855/tableOfContent

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483399/855-10-50-2

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