Compare Cromolyn vs. Flovent

Head-to-head comparisons of medication uses, side effects, ratings, and more.


Flovent Diskus

Relieves nasal allergy symptoms. Intal (Cromolyn) is a good option to relieve nasal allergy symptoms when antihistamines aren't working. Good choice for pregnant women.Prevents breathing problems. Flovent Diskus (Fluticasone) is good at controlling and preventing asthma symptoms when you take it every day.
Reviews & ratings
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Have you used Intal (cromolyn)?
Worth itNot sureNot worth it
Reviews for Flovent
-68% worse vs. Cromolyn
-39% worse vs. Cromolyn
+8% better vs. Cromolyn
483 reviews
Have you used Flovent Diskus (fluticasone)?
Worth itNot sureNot worth it
Side effects

We haven’t found good data for Cromolyn side effects.

FDA side effect reports for Cromolyn »
  • Ear, nose, or throat infection 4%
  • Throat irritation 5%
  • Headache 5%
  • Sinusitis/sinus infection 3%
  • Nausea and vomiting 4%
  • Fever 3%
  • Upper respiratory inflammation 2%
  • Gastrointestinal discomfort and pain 1%
  • Inflammation inside the nose 2%
  • Musculoskeletal pain 2%
More Flovent side effects »
How it works
Intal (Cromolyn) is a mast-cell stabilizer nasal spray that prevents and treats seasonal allergies.Flovent Diskus (Fluticasone) is a corticosteroid. It lowers inflammation in your lungs, which controls asthma and prevents asthma attacks.
Type of medication
Prescription or OTCPrescription only
Available as
  • Nasal spray
  • Inhaler
Used for
Risk factors for serious side effects
    Coming soon.
    • Lowering dose or stopping too quickly especially after long-term treatment
    • Stress such as trauma, surgery or infection
    • Severe milk protein allergy
    • Bacterial or viral infection not being treated
    • Long-term treatment with Flovent Diskus (Fluticasone)
    Detailed Flovent Diskus (fluticasone) risks & warnings »

    Research studies with animals haven’t found a risk to unborn babies, but it hasn’t been properly studied in humans.

    Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

    Kidneys and liver
    No kidneys and liver related info.
    • Adrenal suppression can occur if you lower your dose or stop taking Flovent Diskus (Fluticasone) too quickly. Symptoms include joint or muscle pain, extreme low energy and depression. Changes in your medication need to be done slowly and over time. Talk to your doctor before you decrease or stop Flovent Diskus (Fluticasone).
    • Doesn't make you drowsy or dizzy.
    No sleep related info.
    No weight related info.
    • Steroids can slow height growth in kids.
    Upsides and benefits
    • Treats nasal allergy symptoms.
    • Most people don't have many side effects since it works in the nose and doesn't affect the rest of your body.
    • It's a good option for pregnant women. Can also be used for kids 2 years and older.
    • Doesn't make you drowsy or dizzy.
    • No prescription is needed.
    • Relieves symptoms and improves control of asthma.
    • People report fewer asthma symptoms and better lung function when they take it every day.
    • Inhaling this medicine (rather than taking an oral steroid) gets more into the lungs and less into rest of your body, which lowers the risk of side effects. Inhaled corticosteroids can be used safely for years compared to oral corticosteroids like prednisone.
    • Available as both an inhaler and Diskus device.
    Downsides and risks
    • Needs to be used regularly for at least a week to see any good effects.
    • Can have an unpleasant smell or taste.
    • Can cause headaches, or burning and stinging in your nose.
    • You have to use Fluticasone every day to control your symptoms.
    • You can't lower the dose or stop taking it too suddenly.
    • Steroids can slow height growth in kids.
    • Because steroids suppress your immune system, you can catch bacterial and viral infections easier, and they can take longer to go away.
    • Can cause new or worsening eye pressure, glaucoma, and cataracts.
    Tips from our pharmacists for people taking the medication
    • Works best when used one week before exposure to allergens. It takes about 1 to 2 weeks until you feel the full effects.
    • Check with your doctor or pharmacist to make sure you know how to use this nose spray. Don't use more than recommended.
    • Shake the spray gently and clear your nose before each use.
    • Before using it for the first time, prime the spray pump until you see a fine mist.
    • Breathe in slowly as you're spraying. Wait a few minutes before blowing your nose if needed.
    • Use it every day to control your asthma symptoms.
    • Can take 2 weeks or more to feel full effects.
    • Pump the inhaler 4 times before your first dose, or if it's been more than 7 days since your last dose.
    • Wait at least 1 minute between doses.
    • Rinse your out mouth with water after each use.
    • Hold your breath for 10 seconds after using Advair Diskus.
    • Don't breathe out into the inhaler mouthpiece.
    • Tell your doctor if the medication stops working or if your symptoms get worse.
    • Diskus contains lactose, so don't use it if you're allergic to milk protein.
    Learn more
    More about CromolynSide effectsAlternativesFDA package insert
    Have you used Intal (cromolyn)?
    Worth itNot sureNot worth it
    More about FloventSide effectsReviews & ratingsAlternativesFDA package insert
    Have you used Flovent Diskus (fluticasone)?
    Worth itNot sureNot worth it