Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v3.3.1.900
Document And Entity Information - shares
9 Months Ended
Feb. 29, 2016
Apr. 12, 2016
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Feb. 29, 2016  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q3  
Entity Registrant Name PROTALEX INC  
Entity Central Index Key 0001099215  
Current Fiscal Year End Date --05-31  
Entity Filer Category Smaller Reporting Company  
Trading Symbol PRTX  
Entity Common Stock, Shares Outstanding   28,767,582