NasalCrom

cromolyn sodium · Spray, Metered · Nasal

Over the counter Mast Cell Stabilizer

Active ingredient

Active ingredient (per spray) Cromolyn sodium 5.2mg

Purpose

Purpose Nasal allergy symptom controller

Uses

Uses to prevent and relieve nasal symptoms of hay fever and other nasal allergies: runny/itchy nose sneezing allergic stuffy nose

Warnings

Warnings For external use only Do not use if you are allergic to any of the ingredients Ask a doctor before use if you have fever discolored nasal discharge sinus pain wheezing When using this product it may take several days of use to notice an effect. Your best effect may not be seen for 1 to 2 weeks. brief stinging or sneezing may occur right after use do not use it to treat sinus infection, asthma, or cold symptoms do not share this bottle with anyone else as this may spread germs Stop use and ask a doctor if shortness of breath, wheezing, or chest tightness occurs hives or swelling of the mouth or throat occurs your symptoms worsen you have new symptoms your symptoms do not begin to improve within two weeks you need to use for more than 12 weeks If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center (1-800-222-1222) right away.

Do not use

Do not use if you are allergic to any of the ingredients

Ask a doctor before use

Ask a doctor before use if you have fever discolored nasal discharge sinus pain wheezing

When using this product

When using this product it may take several days of use to notice an effect. Your best effect may not be seen for 1 to 2 weeks. brief stinging or sneezing may occur right after use do not use it to treat sinus infection, asthma, or cold symptoms do not share this bottle with anyone else as this may spread germs

Stop use and ask a doctor

Stop use and ask a doctor if shortness of breath, wheezing, or chest tightness occurs hives or swelling of the mouth or throat occurs your symptoms worsen you have new symptoms your symptoms do not begin to improve within two weeks you need to use for more than 12 weeks

Pregnancy or breast-feeding

If pregnant or breast-feeding, ask a health professional before use.

Keep out of reach of children

Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center (1-800-222-1222) right away.

Directions

Directions see package insert on how to use pump parent or care provider must supervise the use of this product by young children adults and children 2 years and older: spray once into each nostril. Repeat 3-4 times a day (every 4-6 hours). If needed, may be used up to 6 times a day. use every day while in contact with the cause of your allergies (pollen, molds, pets, and dust) to prevent nasal allergy symptoms, use before contact with the cause of your allergies. For best results, start using up to one week before contact. if desired, you can use this product with other medicines, including other allergy medicines. children under 2 years: Do not use unless directed by a doctor.

Inactive ingredients

Inactive ingredients benzalkonium chloride, edetate disodium, purified water

Questions?

Questions or comments? call 1-877-9-ALLERGY (1-877-925-5374)

Label text from the FDA structured product label by Prestige Brands Holdings, Inc. (revised Jun 3, 2026). Long sections are shortened; the complete label is on DailyMed.

Active ingredients

NasalCrom NDC products (1)

NDCStrength & formLabelerType
52183-199Cromolyn Sodium 5.2 mg/1
Spray, Metered
Prestige Brands Holdings, Inc.ANDA

Frequently asked questions

What is NasalCrom used for?

Uses to prevent and relieve nasal symptoms of hay fever and other nasal allergies: runny/itchy nose sneezing allergic stuffy nose

Who makes NasalCrom?

NasalCrom is listed by 1 labeler in the FDA NDC directory, including Prestige Brands Holdings, Inc..