Hi welcome to HCM Hi Welcome to HCM I can understand your concern for your suffering . sinus headaches, a side effect of sinusitis, occur when the sinus membrane lining becomes swollen and inflamed and pressure surrounds the eyes, cheeks, and forehead. This causes pain and can make the affected area sensitive to touch . Drink warm water when you need to drink . Taking lot of water helps detox your system and helps thinning the mucus makes flow smooth and lightens the and head passages of nostrils Don’t use a decongestant you take by mouth for more than a week without checking with your doctor. You shouldn’t use a decongestant nasal spray for more than 3 days, or it could make your congestion worse. A good, balanced diet - fiber ,vitamins , minerals & antioxidants in natural form as ginger garlic , aloe vera,omega 3 , Amla for vitamin C and Warm soups adding pepper to soup for added relief help with nasal congestion and reduce inflammation, quickly , treats many health problems,and strengthens the body s immunity, and help fights infection . Hot compresses help relieve blocked sinuses and reduce inflammation. Inhaling warm salt water through both the nostrils with Neti pot and sniffing out thoroughly , help detox the nasal passages Hope this helps solve your query . All the best