With the daily changing weather, it's very easy to fall sick no matter what age you are. Cold & Cough, Sore throat, sinus, tonsillitis are some very common diseases caused by the changing weather. Dr Madhav Shyam at Nano Homeopathy is known for his homeopathic remedies for these kind of diseases. He is an experienced homeopathic doctor. Some common remedies of the diseases mentioned above are: 1) Aconitum or Aconite: Used in the early stages of a cold that was sudden in onset and severe. There could be associated nasal discharge, fever and chills, chest congestion, itchy throat, and a traumatic experience. The person may also feel thirsty, anxious, and agitated. 2) Bryonia: Bryonia is a much more common homeopathy. It is used when there is a cough accompanying the sore throat. 3) Merc Sol: If you are experiencing a yellowish-green discharge from the nose along with a burning sensation and increased saliva secretion in your mouth, Homeopathic Medicine Merc Sol is the remedy to turn to. It is also effective wherein the headache has spread all around the head. 4) Calcarea Carb: is an excellent medicine for treating recurrent tonsillitis. After recovery from acute tonsillitis phase, this medicine can be used as an intercurrent remedy (treatment for some chronic disease that is hindering cure of some other ailment) to treat tendency to have recurrent tonsillitis. An indicative symptom for use of Calcarea Carb is the tendency to catch cold frequently. Even slight exposure to cold air affects the throat and tonsils in cases needing this remedy.