Drugs Home > Mometasone Nasal Spray

A healthcare provider may prescribe mometasone nasal spray to treat nasal polyps and allergic rhinitis. The medication is a type of steroid that works by decreasing inflammation that can be caused by allergies. The nasal spray is available in one strength and is typically used once or twice a day.

What Is Mometasone Nasal Spray?

Mometasone nasal spray (Nasonex®) is a prescription medication approved to treat the following conditions:
  • Sneezing, runny or stuffy nose, and nasal itching due to allergies (known medically as allergic rhinitis)
  • Nasal polyps (small, noncancerous growths on the lining inside the nose).
(Click What Is Mometasone Nasal Spray Used For? for more information, including possible off-label uses.)

Are There Side Effects?

As with any medicine, side effects are possible with mometasone nasal spray. However, not everyone who uses the drug will experience side effects. In fact, most people tolerate it quite well.
If side effects do occur, in most cases, they are minor and either require no treatment or can be treated easily by you or your healthcare provider. Serious side effects are less common.
Common side effects of mometasone nasal spray include, but are not limited to:
(Click Side Effects of Mometasone Nasal Spray to learn more, including potentially serious side effects that you should report immediately to your healthcare provider.)
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
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