my sinus are congested, i have no smell or taste.

The only medicine to work has been predisone

In severe sinusitis, the use of oral steroids such as prednisone is often recommended for 3 to 10 days.
Here are remedies that will surely help you, try it
Take a tea prepared by boiling one teaspoon of fenugreek seeds in 2 cup of water till it is reduced to half. Take 3 to 4 cups daily during severe sinus attack.
Also, take steam inhalation— Fill a bowl one-third full with hot water and add 3 to 5 drops of eucalyptus oil. Cover your head with a towel, lean over the bowl, and inhale the steam.
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