Decongestants are medicines that relieve congestion by reducing swelling, inflammation, and mucus formation within the nasal passages or the eye. They have no other effect on symptoms such as a …

Decongestants may help with a common cold, flu, sinus infection or allergies. In many states, products with pseudoephedrine are available without a prescription, but you must pick them up in...

Feb 14, 2025 · But a decongestant might. Here's how decongestants work: Allergies make the lining of your nose swell. Decongestants shrink swollen blood vessels and tissues. That relieves the congestion.

Jun 4, 2025 · Decongestants narrow the blood vessels in your nasal passages, reducing swelling and sinus pressure. Two common decongestant drugs are phenylephrine and pseudoephedrine. …

Decongestants are used to treat nasal congestion, for instance in allergies, infections like the common cold, influenza, and sinus infection, and nasal polyps. Decongestants are also used to reduce …

Apr 20, 2023 · A nasal decongestant is a type of medicine that helps relieve a stuffy nose, or nasal congestion. Nasal decongestants come in pills, liquids and sprays.

Read the package carefully or ask your pharmacist or doctor to help you choose the best decongestant for you. Don't use decongestant nasal sprays, drops, or gels more times in one day or for more days …

Oct 12, 2025 · A decongestant is a medication that clears up congestion, meaning a stuffy head or nose. Congestion is caused by enlarged blood vessels in your nasal and airway membranes, which make it …

Oct 21, 2025 · Decongestants are medicines that help relieve a congested (stuffy) nose. The congestion can be caused by a cold virus or by the flu, sinusitis, or allergies. Most decongestants come in pill or …

What Does a Decongestant Do? Decongestants provide relief and reduce swelling, inflammation and the formation of mucus, allowing your upper airways to open for easier breathing. You do not need a …