Hello, Seems mostly allergic bronchitis likely. As it is 4 weeks duration, a formal check up with your family doctor is strongly recommended to evaluate the respiratory tract clinically till then: • Inhalation of vapors of boiled water with added tincture benzoin in it 3 times a day with blanket over the head • Gargles with salted lukewarm water and added peppermint oil 3 times/day • Avoid exposure to dusty environments, if needed use face mask wisely • Maintain hydration with plenty of liquids • Avoid chilled beverages, excess sugar, chilly items, non veg stuffs, ice creams, cookies, etc. • Avoid exposure to excess cold • Maintain room temperature according to your body adjustments, avoid air conditioner/cooler for long periods • Remain ambulatory with walking in fresh air, yoga with deep breathing exercises help in great extent These tricks will work best in your condition. Hope I have answered your query. Let me know if I can assist you further. Regards, Dr. Purva Patel