According to www.dailytidings.com

Berman, an acupuncturist, says that targeting spots on the skin can help the body fight off cold and flu. "It allows the strength of your own system to reach its potential," she says. The same goes for several other alternative treatments from Eastern medicine, says Berman, who has stocked up on the homeopathic remedies Oscillococcinum and Influenzinum, which are marketed as natural alternatives to drugstore cold and flu medications.

Yes,You may try it for your flu.