Nasacort AQ may be safely administered for long-term use. However, while using the medication you will need to have regular doctor checkups to ensure it is having no adverse effects. Adverse effects include thinning of the skin and skin that bruises easily. Additionally, the body fat in your face, neck, back, or waist may shift or change shape. You may also experience acne or unwanted facial hair. Lack of interest in sex or impotence can also be the result of long-term steroid use.