SIGNIFICANT ACCOUNTING POLICIES (Tables)

9 Months Ended

Feb. 29, 2024

Accounting Policies [Abstract]

SCHEDULE OF NET INVENTORIES

Net inventories are comprised of approximately the following:

	February 29, 2024			May 31, 2023
Raw materials	$	1,490,000		$	1,677,000
Work in progress		892,000			869,000
Finished products		238,000			182,000
Total gross inventory		2,620,000			2,728,000
Inventory reserves		(491,000	)		(672,000	)
Net inventory	$	2,129,000		$	2,056,000

SUMMARY OF OPTIONS ACTIVITY

The following summary presents the options granted, exercised, expired, canceled and outstanding for the nine months ended February 29, 2024:

	Option Shares			Weighted Average Exercise Price
Options Outstanding at May 31, 2023		2,342,616		$	3.52
Granted		1,328,500			1.13
Cancelled or expired		(164,500	)		4.97
Options Outstanding at February 29, 2024		3,506,616		$	2.54

SCHEDULE OF DISAGGREGATION REVENUE

The following is a breakdown of revenues according to markets to which the products are sold:

	Three Months Ended				Nine Months Ended
	February 29, 2024		February 28, 2023		February 29, 2024		February 28, 2023
Clinical lab	$	404,000	$	532,000	$	2,683,000	$	2,580,000
Over-the-counter		329,000		292,000		1,078,000		971,000
Contract manufacturing		281,000		284,000		530,000		431,000
Physician’s office		3,000		3,000		8,000		249,000
Total	$	1,017,000	$	1,111,000	$	4,299,000	$	4,231,000