2oz kraft bag | Verbascum thapsus | Mullein is used for cough, whooping cough, tuberculosis, bronchitis, hoarseness, pneumonia, earaches, colds, chills, flu, swine flu, fever, allergies, tonsillitis, and sore throat. helps open the lungs, eases spasms, tightness, and cough, and soothes irritation and dryness.