NasalCrom Side Effects

Generic Name: cromolyn nasal

Note: This page contains side effects data for the generic drug cromolyn nasal. It is possible that some of the dosage forms included below may not apply to the brand name NasalCrom.

In Summary

Common side effects of NasalCrom include: sneezing. Other side effects include: burning sensation of the nose and stinging sensation of the nose. See below for a comprehensive list of adverse effects.

For the Consumer

Applies to cromolyn nasal: nasal spray

As well as its needed effects, cromolyn nasal (the active ingredient contained in NasalCrom) may cause unwanted side effects that require medical attention.

Severity: Moderate

If any of the following side effects occur while taking cromolyn nasal, check with your doctor or nurse as soon as possible:

• Allergic reaction (coughing
• difficulty in swallowing
• hives or itching
• swelling of face, lips, or eyelids
• wheezing or difficulty in breathing)
• nosebleeds
• skin rash

Minor Side Effects

Some cromolyn nasal side effects may not need any medical attention. As your body gets used to the medicine these side effects may disappear. Your health care professional may be able to help you prevent or reduce these side effects, but do check with them if any of the following side effects continue, or if you are concerned about them:

• Burning, stinging, or irritation inside of nose
• flushing
• increase in sneezing

• Cough
• headache
• postnasal drip
• unpleasant taste

For Healthcare Professionals

Applies to cromolyn nasal: nasal spray

General

The most commonly reported adverse effects have included headache, bad taste in mouth, and a brief stinging or sneezing after use.^[Ref]

Respiratory

Common (1% to 10%): Sneezing, nasal stinging, burning, irritation
Rare (less than 1%): Epistaxis, postnasal drip^[Ref]

Hypersensitivity

Hypersensitivity has been reported to develop after weeks to years of use.^[Ref]

Frequency not reported: Anaphylaxis^[Ref]

Nervous system

Common (1% to 10%): Headache^[Ref]

Gastrointestinal

Common (1% to 10%): Bad taste^[Ref]

Dermatologic

Rare (less than 0.1%): Rash^[Ref]

It is possible that some side effects of NasalCrom may not have been reported. These can be reported to the FDA here. Always consult a healthcare professional for medical advice.

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