Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.10.0.1
Document and Entity Information - shares
6 Months Ended
Jun. 30, 2018
Aug. 07, 2018
Document and Entity Information    
Entity Registrant Name HUMANIGEN, INC  
Entity Central Index Key 0001293310  
Document Type 10-Q  
Document Period End Date Jun. 30, 2018  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   109,696,119
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q2