Decongestant drops are not safe for long term use, they it self on term use causes rhinitis like symptoms. Sometime oral decongestants might helpful.otherwise montek lc with steroids spray is a good option.
Next Steps
Avoid allergens, boost your body immunity with the help of healthy food, lifestyle and meditation.Can take Himalaya's tab septillin twice daily for some months for it.
Health Tips
consult online with detailed history for help.
if necessary take tab solvin twice daily for 5 days in a stretch.