Ask your doctor if Qnasl Nasal Aerosol is safe to use if you are pregnant, trying to become pregnant, or are breastfeeding. Advise your doctor of other medical conditions and allergies you have and list all OTC and Rx medications you currently take or use, including herbal remedies, and dietary or vitamin supplements. This will help your doctor determine if Qnasl Nasal Aerosol is the best medication for you.