There isn't sufficient information to reach a specific diagnosis as more information would be required on the cough. It is likely that you're developing an upper respiratory tract infection. You would require antihistamine and a cough syrup. The following steps may help: - Avoid cold food and water, preferably have hot food and water - Don't skip meals have a liquid diet containing soups and progressively increase to solid diet as per how you can tolerate. - Have food rich in vitamin C such as oranges to help build immunity. - Drink plenty of fluids, drink 3 liters of water per day - Do salt water gargling with lukewarm water thrice a day - Do steam inhalation (plain steam) thrice a day and apply vaporub over your chest and nose - Maintain good personal hygiene - Rest plenty, body heals while at rest If the condition persists or worsens visit nearest ER at earliest

You seem to be suffering from reflux laryngopharyngitis which is type of acidity related disorder. You may need to take anti reflux medications for few weeks for long term benefits