Intal

(Cromolyn)

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Relieves nasal allergy symptoms.

Skip Upsides & Downsides section. Skip to side effects section.

Our bottom line

Intal (Cromolyn) is a good option to relieve nasal allergy symptoms when antihistamines aren't working. Good choice for pregnant women.

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Quick facts about Cromolyn

Drug class: Respiratory
Rx status: Prescription or OTC
Generic status: Lower-cost generic available (cromolyn)

Upsides

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.

Downsides

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.

How it works

Intal (Cromolyn) is a mast-cell stabilizer nasal spray that prevents and treats seasonal allergies.

Quick facts about Cromolyn

Drug class: Respiratory
Rx status: Prescription or OTC
Generic status: Lower-cost generic available (cromolyn)

Used for

Seasonal allergies

Dosage forms

Nasal spray