Generic Name: Mometasone (Nasal) (moe MET a sone)
Brand Name: Nasonex
Medically reviewed on July 4, 2018
Uses of Nasonex:
- It is used to treat and prevent allergy signs.
- It is used to treat nose polyps.
What do I need to tell my doctor BEFORE I take Nasonex?
- If you have an allergy to mometasone or any other part of Nasonex (mometasone (nasal)).
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
This medicine may interact with other drugs or health problems.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Nasonex (mometasone (nasal)) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
What are some things I need to know or do while I take Nasonex?
- Tell all of your health care providers that you take Nasonex (mometasone (nasal)). This includes your doctors, nurses, pharmacists, and dentists.
- It may take 2 weeks to see the full effect.
- Long-term use may raise the chance of cataracts or glaucoma. Talk with the doctor.
- You may have more chance of getting an infection. Wash hands often. Stay away from people with infections, colds, or flu.
- Chickenpox and measles can be very bad or even deadly in some people taking steroid drugs like Nasonex (mometasone (nasal)). Avoid being near anyone with chickenpox or measles if you have not had these health problems before. If you have been exposed to chickenpox or measles, talk with your doctor.
- If you have had any recent nose surgery, injury, ulcers, or sores, talk with your doctor.
- This medicine may affect growth in children and teens in some cases. They may need regular growth checks. Talk with the doctor.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using Nasonex (mometasone (nasal)) while you are pregnant.
- Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.
How is this medicine (Nasonex) best taken?
Use Nasonex (mometasone (nasal)) as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- Use as you have been told, even if your signs get better.
- To gain the most benefit, do not miss doses.
- Do not take Nasonex (mometasone (nasal)) by mouth. Use in your nose only. Keep out of your mouth and eyes (may burn).
- Shake well before use.
- Prime pump before first use by spraying it 10 times or until you see a fine mist or if not used for more than 1 week by spraying 2 times or until you see a fine mist.
- Blow your nose before use.
- Spray up the nose only. Do not spray onto the wall joining the two nostrils.
- Check your spray use with your doctor at each visit. Read and follow the facts on how to use the spray. Make sure you use the spray the right way.
What do I do if I miss a dose?
- Use a missed dose as soon as you think about it.
- If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
- Do not use 2 doses at the same time or extra doses.
See also: Dosage Information (in more detail)
What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Signs of infection like fever, chills, very bad sore throat, ear or sinus pain, cough, more sputum or change in color of sputum, pain with passing urine, mouth sores, or wound that will not heal.
- Signs of a weak adrenal gland like a very bad upset stomach or throwing up, very bad dizziness or passing out, muscle weakness, feeling very tired, mood changes, not hungry, or weight loss.
- Bad nose irritation.
- Bad nosebleeds.
- Nose sores.
- Whistling sound when you breathe.
- Redness or white patches in mouth or throat.
- Change in eyesight.
- Painful periods.
What are some other side effects of Nasonex?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
- Nose irritation.
- Sore throat.
- Muscle pain.
- Sinus pain.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
See also: Side effects (in more detail)
If OVERDOSE is suspected:
If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
How do I store and/or throw out Nasonex?
- Store spray at room temperature. Throw away any part not used after labeled number of doses are used.
- Protect from light.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
Consumer information use
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else's drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about Nasonex (mometasone (nasal)), please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
More about Nasonex (mometasone nasal)
- Nasonex Side Effects
- During Pregnancy
- Dosage Information
- Drug Interactions
- Compare Alternatives
- Support Group
- Pricing & Coupons
- En Español
- 44 Reviews
- Generic Availability
- Drug class: nasal steroids