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Cromoglicic acid

Cromoglicic acid is an active ingredient of the class «Topical decongestant».

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Chemical compound

Informational only — not medical advice. Ask a doctor or pharmacist; never change a dose on your own.

What it is used for

GASTROCROM is indicated in the management of patients with mastocytosis. Use of this product has been associated with improvement in diarrhea, flushing, headaches, vomiting, urticaria, abdominal pain, nausea, and itching in some patients.

US label

How it works

Class: Topical decongestant

Common side effects

The most frequently reported adverse events in mastocytosis patients who have received GASTROCROM during clinical studies were headache and diarrhea, each of which occurred in 4 of the 87 patients.

US label

Who should not take it

GASTROCROM is contraindicated in those patients who have shown hypersensitivity to cromolyn sodium.

US label

Pregnancy and breastfeeding

In reproductive studies in pregnant mice, rats, and rabbits, cromolyn sodium produced no evidence of fetal malformations at subcutaneous doses up to 540 mg/kg in mice (approximately equal to the maximum recommended daily oral dose in adults on a mg/m 2…

It is not known whether this drug is excreted in human milk. Because many drugs are excreted in human milk, caution should be exercised when GASTROCROM is administered to a nursing woman.

Excerpts from the US prescribing label (public domain), copied without changes.

Interactions

Recorded interactions from open sources (Wikidata, US labels). The list is not complete — ask a pharmacist.

Brand names

United States

Gastrocrom · Intal · Nasalcrom · Opticrom

Canada

Anti-Allergy EYE Drops · Cromolyn EYE Drops · Lupin-Sodium Cromoglicate · Nalcrom

Other trade names

Aerocrom · Allercrom · Aspire · Brol-eze · Catacrom · Clariteyes · Crolom · Cromogen · Cromogen e-breathe · Cromolux · Cromoptic · Cromosol · Cromosol optha · Cusilyn · Dominion pharma hayfever · Eye-crom · Glycavent · Gppe syncroner inha · Hay-crom · Intal 5

Approval status

US Food and Drug Administration
prescription and over-the-counter products · since 1982
Health Canada
prescription and over-the-counter products · marketed
First approval anywhere
1982

Codes

ATC
A07EB01, D11AH03, R01AC01, R03BC01, S01GX01
RxNorm CUI
42612
ChEMBL
CHEMBL428880
PubChem CID
2882
UNII
Y0TK0FS77W
Wikidata
Q416427

Frequently asked questions

What is Cromoglicic acid used for?

Cromoglicic acid is used for: Inflammatory bowel diseases, Food allergy, Asthma, Conjunctivitis, Mastocytosis, Ocular changes, Eczema, and Nasal congestion.

What kind of medicine is Cromoglicic acid?

Cromoglicic acid is an active ingredient of the class «Topical decongestant».

What are the brand names of Cromoglicic acid?

Brand names of Cromoglicic acid include Gastrocrom, Intal, Nasalcrom, Opticrom, Anti-Allergy EYE Drops, Cromolyn EYE Drops, Lupin-Sodium Cromoglicate, and Nalcrom.

Medicines in the same class

Sources and licences

Updated November 15, 2026