Best known for traditional uses in respiratory and sinus conditions. Sinus fullness, chronic sinusitis, dull headache. Long-time remedy for tinnitus. Middle ear conditions. Chronic bronchitis, moist cough, respiratory mucous in general. Liver, gall-bladder congestion. Arthritis, sciatica. Being mentioned in old herbals as a remedy for “painter’s lead colic”, it is now being used experimentally as a de-tox for heavy metal and chemical pollutants.