Mullein is a plant. The flower is used to make medicine. Mullein plant has many uses. Mullein Has chemicals in it used to fight Influenza and herpes viruses,and some bacteria that causes respiratory infections. Mullein has been used for centuries for ear pain, coughs,whooping cough,tuberculosis,bronchitis,hoarseness,pneumonia,colds,chills,flu,swine flu. The list goes on and on. Make sure to strain if using as a tea.The tiny hairs of the plant can irritate your throat. You can use it in tea,extract,capsules,and tinctures.