Nasal sprays for allergies are usually given once in a day 2 sprays per nostril. Also it depends on the compound in the spray.Usually sprays for allergies do not have any side effects and can be used safely for a long time. But there are also other nasal sprays which shouldn’t be used for more then 3-4 days.
Next Steps
Visit an ent Docter .. he would give u a spray and tell u all about that
Health Tips
Try to stay away from dust and pollens