PHENYLEPHRINE treats a runny or
stuffy nose. It may also be used to treat
sinus congestion and pressure. It works by decreasing swelling in the nose, making it easier to breathe. It belongs to a group of medications called decongestants. Get Phenylephrine Non-Prescription for as low as $4.20, which is 48% off the average retail price of $8.03 for the most common version, by using a GoodRx coupon.