Kali Iod 200C liquid is a homeopathic medication to treat sinusitis with severe, burning discharge from nose. It helps to lessen the swelling, congestion, and inflammation of all the glands. It also helps to treat vioent headache with pain over the eyes and chronic infections. Frontal sinusitis and rheumatism. It also helps to treat spasmodic cough in morning from pulmonary oedema, inflammation and congestion of larynx with rawness and oedema. Take 3 to 5 drops in one teaspoon of water thrice a day or as directed by the physician.