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Nasalcrom Side Effects Center
Medical Editor: John P. Cunha, DO, FACOEP
Nasalcrom (cromolyn sodium) Nasal Spray is used to prevent allergy symptoms such as runny nose, stuffy nose, sneezing, itching, and post-nasal drip. It is an anti-inflammatory medication. Common side effects include brief stinging/sneezing right after use.
The dose of Nasalcrom is 1 spray in each nostril, usually every 4 to 6 hours (3 to 4 times a day) or as directed by your doctor. Do not use more than 6 times a day. Other drugs may interact with Nasalcrom Nasal Spray. Tell your doctor all prescription and over-the-counter medications and supplements you use. During pregnancy, Nasalcrom should be used only when prescribed. It is unknown if this drug passes into breast milk. Consult your doctor before breast-feeding.
Our Nasalcrom (cromolyn sodium) Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is Patient Information in Detail?
Easy-to-read and understand detailed drug information and pill images for the patient or caregiver from Cerner Multum.
Nasalcrom in Detail - Patient Information: Side Effects
Get emergency medical help if you have any of these signs of an allergic reaction: hives or itching; difficulty breathing; severe dizziness; swelling of your face, lips, tongue, or throat.
Stop using this medication and call your doctor if you have any of these serious side effects:
- severe burning, stinging, or irritation in your nose;
- nosebleeds, sinus pain, or sores in your nose;
- wheezing, tight feeling in your chest; or
- fever, green or yellow mucus from the nose.
Less serious side effects may include mild burning or stinging inside your nose after use.
This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect. You may report side effects to FDA at 1-800-FDA-1088.
Read the entire detailed patient monograph for Nasalcrom (Cromolyn Sodium) »
What is Patient Information Overview?
A concise overview of the drug for the patient or caregiver from First DataBank.
Nasalcrom Overview - Patient Information: Side Effects
If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Stop using this medication and tell your doctor immediately if any of these rare but very serious side effects occur: frequent nosebleeds, sores in the nose, wheezing/chest tightness.
A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Read the entire patient information overview for Nasalcrom (Cromolyn Sodium)»
What is Prescribing information?
The FDA package insert formatted in easy-to-find categories for health professionals and clinicians.
Nasalcrom FDA Prescribing Information: Side Effects
The most frequent adverse reactions occurring in the 430 patients included in the clinical trials with cromolyn sodium nasal solution were sneezing (1 in 10 patients), nasal stinging (1 in 20), nasal burning (1 in 25), and nasal irritation (1 in 40). Headaches and bad taste were reported in about 1 in 50 patients. Epistaxis, postnasal drip, and rash were reported in less than one percent of the patients. One patient in the clinical trials developed anaphylaxis.
Adverse reactions which have occurred in the use of other cromolyn sodium formulations for inhalation include angioedema, joint pain and swelling, urticaria, cough, and wheezing. Other reactions reported rarely are serum sickness, periarteritic vasculitis, polymyositis, pericarditis, photodermatitis, exfoliative dermatitis, peripheral neuritis, and nephrosis.
Read the entire FDA prescribing information for Nasalcrom (Cromolyn Sodium) »
Additional Nasalcrom Information
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Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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