NOTE 9 - OPERATING LEASE (Details) - USD ($)	3 Months Ended
Jul. 31, 2022	Jul. 31, 2021
Details
Revenue - Lease from Metformin Production Line	$ 102,580	$ 106,782

Represents the monetary amount of Revenue - Lease from Metformin Production Line, during the indicated time period.

No definition available.

Name:	fil_RevenueLeaseFromMetforminProductionLine
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration