General form of registration statement for all companies including face-amount certificate companies

Document and Entity Information

Document and Entity Information
3 Months Ended
Mar. 31, 2019
Document And Entity Information  
Entity Registrant Name GT Biopharma, Inc.
Document Type S-1
Document Period End Date Mar. 31, 2019
Amendment Flag false
Entity Central Index Key 0000109657
Entity Filer Category Non-accelerated Filer
Entity Small Business true
Entity Emerging Growth Company false