Document and Entity Information - shares	6 Months Ended
	Feb. 28, 2019	Apr. 12, 2019
Document And Entity Information
Entity Registrant Name	Cannabics Pharmaceuticals Inc.
Entity Central Index Key	0001343009
Document Type	10-Q
Document Period End Date	Feb. 28, 2019
Amendment Flag	false
Current Fiscal Year End Date	--08-31
Is Entity's Reporting Status Current?	Yes
Entity Filer Category	Non-accelerated Filer
Entity Common Stock, Shares Outstanding		134,458,775
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2019
Entity Small Business	true
Entity Emerging Growth	false