Cover - shares
12 Months Ended
Nov. 30, 2020
Nov. 30, 2021
Document Information Line Items    
Entity Registrant Name INTELLIPHARMACEUTICS INTERNATIONAL INC.  
Entity Central Index Key 0001474835  
Document Type 20-F  
Amendment Flag false  
Entity Voluntary Filers No  
Current Fiscal Year End Date --11-30  
Entity Well Known Seasoned Issuer No  
Entity Shell Company false  
Entity Emerging Growth Company false  
Entity Current Reporting Status Yes  
Document Period End Date Nov. 30, 2020  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Period Focus FY  
Document Fiscal Year Focus 2021  
Entity Common Stock Shares Outstanding   33,092,665
Document Annual Report true  
Document Transition Report false  
Entity File Number 0-53805  
Entity Incorporation State Country Code Z4  
Entity Address Address Line 1 30 Worcester Road  
Entity Address City Or Town Toronto  
Entity Address Postal Zip Code M9W 5X2  
City Area Code 416  
Icfr Auditor Attestation Flag false  
Auditor Name MNP LLP  
Auditor Location Toronto, Canada  
Local Phone Number 798-3001  
Entity Interactive Data Current Yes  
Document Shell Company Report false  
Document Registration Statement false  
Document Accounting Standard U.S. GAAP  
Business Contact [Member]    
Document Information Line Items    
Entity Address Address Line 1 30 Worcester Road  
Entity Address City Or Town Toronto  
Entity Address Postal Zip Code M9W 5X2  
Contact Personnel Name Dr. Amina Odidi