Question: are there any stds that cause flu like symptoms?
Answer: Fatigue is a symptom of a late-stage chlamydial or gonorrheal infection. ... 
Fevers can be caused by chlamydia, gonorrhea, syphilis, HIV, Hepatitis A, or herpes. ... 
Nausea and Vomiting are symptoms of syphilis, Hepatitis A, Hepatitis C, and HIV.