Document and Entity Information	6 Months Ended
	Mar. 31, 2012	Jan. 03, 2014
Document And Entity Information
Entity Registrant Name	NATIONAL SCIENTIFIC CORP/AZ
Entity Central Index Key	0001022505
Document Type	10-Q
Document Period End Date	Mar. 31, 2012
Amendment Flag	false
Current Fiscal Year End Date	--09-30
Is Entity a Well-known Seasoned Issuer?	No
Is Entity a Voluntary Filer?	No
Is Entity's Reporting Status Current?	No
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		215,029,216
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2012