Quarterly report pursuant to Section 13 or 15(d)


Cover - shares
3 Months Ended
Mar. 31, 2022
Apr. 30, 2022
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Mar. 31, 2022  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2022  
Current Fiscal Year End Date --12-31  
Entity File Number 001-39531  
Entity Registrant Name Processa Pharmaceuticals, Inc.  
Entity Central Index Key 0001533743  
Entity Tax Identification Number 45-1539785  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One 7380 Coca Cola Drive  
Entity Address, Address Line Two Suite 106  
Entity Address, City or Town Hanover  
Entity Address, State or Province MD  
Entity Address, Postal Zip Code 21076  
City Area Code (443)  
Local Phone Number 776-3133  
Title of 12(b) Security Common Stock, $0.0001 par value per share  
Trading Symbol PCSA  
Security Exchange Name NASDAQ  
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   15,837,525