The information provided here is not a replacement for a doctor. You shouldn't use it for the purpose of self-diagnosing or self-medicating but rather so you can have a more informed discussion with a professional TCM practitioner.
In Chinese Medicine influenza can be treated by one herbs that we have on record. Here is the list below.
Isatis leaves might help with influenza
Why might Isatis Leaves (Da Qing Ye) help with influenza?
Because it is a herb specifically indicated to treat influenza as can be seen on Isatis Leaves's page.
Isatis Leaf is a Cold herb that tastes Bitter. It targets the Stomach, the Heart and the Lung.
Its main actions are: Clears Heat and toxicity from the Blood. Clears Heat associated with contagious febrile diseases.