Medically known as sinusitis, a sinus infection occurs when your nasal cavities become swollen and inflamed. Watch this video and know simple and quick home remedy tips to get rid of sinus instantly! Method 1 : Roast 1tsp of cumin with 7 to 8 black peppercorns. Crush them slightly and mix it with 1 tsp of honey. Have it 2 to 3 time during the day. Method 2 : Mix 2 tbsp fenugreek seeds, 7 to 8 black peppercorns, 1 tsp cinnamon powder and 1 tsp honey in water. Allow it to boil for 10 minutes. Stra