If you are having cold for the first time it could be seasonal. And if you are having cold repeatedly than it could be allergic also. You need to be evaluated.
Sinarest and cetirizine will help you, but both will cause drowsiness.
Next Steps
Tab Ebast 20mg (Ebastine). two times a day for 3-5 days.
Health Tips
avoid cold water or cold foods (curd).