Intal Side Effects
Generic name: cromolyn
Medically reviewed by Drugs.com. Last updated on Oct 19, 2023.
Note: This document contains side effect information about cromolyn. Some dosage forms listed on this page may not apply to the brand name Intal.
For Healthcare Professionals
Applies to cromolyn: compounding powder, inhalation aerosol with adapter, inhalation solution, nasal spray, oral capsule, oral solution.
General
Adverse reactions following use of this drug are rare; headache and diarrhea have been reported following oral use, while cough, nasal congestion, sneezing and wheezing have been reported with oral inhalation.[Ref]
Hypersensitivity
Postmarketing reports: Anaphylaxis, laryngeal edema[Ref]
Respiratory
Frequency not reported: Pharyngitis, dyspnea, cough, nasal congestion, sneezing, wheezing, nasal itching, nose bleed, nose burning
Postmarketing reports: Bronchospasm, pulmonary infiltrates with eosinophilia, hoarseness[Ref]
Hematologic
Frequency not reported: Polycythemia, neutropenia, pancytopenia
Postmarketing reports: Anemia[Ref]
Genitourinary
Postmarketing reports: Dysuria, urinary frequency[Ref]
Dermatologic
Rare (less than 0.1%): Pruritus, rash
Frequency not reported: Urticaria/angioedema, erythema/burning, photosensitivity, purpura
Postmarketing reports: Photodermatitis, exfoliative dermatitis[Ref]
Gastrointestinal
Rare (0.01% to 0.1%): Abdominal pain, nausea,
Frequency not reported: Diarrhea, constipation, dyspepsia, flatulence, glossitis, stomatitis, vomiting, dysphagia, oesophagospasm, unpleasant taste, stomachache, mild throat irritation
Postmarketing reports: Swollen parotid gland[Ref]
Hepatic
Frequency not reported: Abnormal hepatic function test[Ref]
Cardiovascular
Frequency not reported: Flushing, tachycardia, premature ventricular contractions, palpitations, chest pain
Postmarketing reports: Periarteritic vasculitis, pericarditis[Ref]
Musculoskeletal
Rare (less than 0.1%): Myalgia
Frequency not reported: Arthralgia, stiffness/weakness of legs, lupus erythematosus syndrome
Postmarketing reports: Joint swelling and pain, polymyositis[Ref]
Nervous system
Rare (0.01% to 0.1%): Headache
Frequency not reported: Dizziness, hypoesthesia, paresthesia, migraine, convulsions
Postmarketing reports: Peripheral neuritis[Ref]
Psychiatric
Frequency not reported: Psychosis, anxiety, depression, hallucinations, behavior change, insomnia, nervousness[Ref]
Other
Frequency not reported: Fatigue, malaise, tinnitus
Postmarketing reports: Vertigo[Ref]
Ocular
Postmarketing reports: Lacrimation[Ref]
More about Intal (cromolyn)
- Check interactions
- Compare alternatives
- Reviews (3)
- Side effects
- Dosage information
- During pregnancy
- Drug class: mast cell stabilizers
- Breastfeeding
Patient resources
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Professional resources
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References
1. Cerner Multum, Inc. UK Summary of Product Characteristics.
2. Cerner Multum, Inc. Australian Product Information.
3. Product Information. Cromolyn Sodium (cromolyn). Teva Pharmaceuticals (formerly IVAX). 2022.
4. Product Information. Gastrocrom (cromolyn). Celltech Pharmaceuticals Inc. 2022.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.