Find fast and powerful relief from sinus congestion and pressure with Sunmark's nasal spray. It offers immediate relief from nasal congestion due to common colds, hay fever, and upper respiratory allergies without causing drowsiness. It works on contact to restore swollen nose membranes to their original size. It's suitable for the common cold and allergies. Sunmark nasal spray lasts for up to 12 hours so feel free to use this non-drowsy formula day and night. The spray comes packaged in a 1 fl oz bottle. The small bottle size makes it portable and for on-the-go use.