Quarterly report pursuant to Section 13 or 15(d)


Cover - shares
6 Months Ended
Jun. 30, 2021
Aug. 15, 2021
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Jun. 30, 2021  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2021  
Current Fiscal Year End Date --12-31  
Entity File Number 001-32188  
Entity Registrant Name ORAGENICS, INC.  
Entity Central Index Key 0001174940  
Entity Tax Identification Number 59-3410522  
Entity Incorporation, State or Country Code FL  
Entity Address, Address Line One 4902 Eisenhower Blvd.  
Entity Address, Address Line Two Suite 125  
Entity Address, City or Town Tampa  
Entity Address, State or Province FL  
Entity Address, Postal Zip Code 33634  
City Area Code 813  
Local Phone Number 286-7900  
Title of 12(b) Security Common Stock  
Trading Symbol OGEN  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   116,194,806