Approved for medical use in 2005, Ciclesonide nasal spray is indicated for the treatment of allergy signs such as itchy/runny nose, sneezing, or any other allergy symptom. According to mayoclinic.org, this medication “works by preventing the inflammation that occurs with allergic reactions”. Considering the fact that Ciclesonide nasal spray may interact with other drugs or other health problems, you should tell your doctor beforehand about all the other drugs that you are using, or if you have any other health issue that might make the medication in question unsafe for you. You also should tell them if you are pregnant or breastfeeding in order to get their medical advice as to whether or not Ciclesonide will be safe for you and your baby. As for the side effects, they include fever, chills, sore throat, runny nose, vision changes, dizziness, and a very upset stomach. Remember to get medical help once you experience any of the aforementioned side effects. When it comes to the side effects that are more common, they include ear pain, nosebleed, and headache.