I will need more details about your cold as when it aggravates and things like that
Allergy is something similar to
diabetes and hypertension , you cannot get completely rid of it it can only be controlled
Only if you prevent yourself from getting exposed to stuff which causes allergy your symptoms will gradually decrease but will come back if you get exposed again
Your symptoms can only be temporarily managed
Prevention is completely in your hands
Next Steps
you can use
Fluticasone nasal spray 2 puffs twice a day for a month
Health Tips
avoid cold food products , air con environment
dust and animal dander
avoid cold showers in early hours of morning or late nights