DESC: Kali Bichrom. 30C. Homeopathic Medicine. Caring for the health of body&mind since 1835. For the temporary relief of sinus congestion, pressure or headache. Characteristics: Mucus is tough and stringy, yellow or green, and difficult to expectorate. You may feel dull pain over the eyes. Since 1835, Boericke&Tafel has provided the world with safe, effective medicines designed to care for the health of body and mind. With the most up-to-date full-line production facilities in America, all of its medicines are prepared from natural ingredients in accordance with The Homeopathic Pharmacopeia of the United States and Food and Drug Administration regulations. Directions/Usage: Sublingual medication. Place under tongue; let dissolve. Take when mouth is in natural condition, 1/2 hour before or after eating, brushing teeth, or drinking anything but water. Unless directed otherwise by doctor: Adults: 3X-12X&6C-12C: 10 pellets or 3 tablets every hour. As symptoms improve, decrease to every 4 hours