Nedocromil Side Effects
Medically reviewed by Drugs.com. Last updated on May 9, 2025.
Applies to nedocromil: inhalation aerosol with adapter.
Important warnings
This medicine can cause some serious health issues
Nedocromil inhalation will not stop an asthma attack that has already started.
It is used to prevent attacks.
Do not use more of this medication than is prescribed for you.
Too much may cause serious side effects.
Use nedocromil inhalation on a regular basis for best results.
It may be one week or longer before you obtain the maximum benefit of this medication.
It is very important that you use your nedocromil inhaler properly, so that the medicine gets into your lungs.
Your doctor may want you to use a spacer with your inhaler.
Talk to your doctor about proper inhaler use.
Seek medical attention if you notice that you require more than your usual or more than the maximum amount of an asthma medication in a 24-hour period.
An increased need for medication could be an early sign of a serious asthma attack.
Serious side effects from nedocromil inhalation are not likely to occur. Seek emergency medical attention if you experience an allergic reaction (difficulty breathing; closing of your throat; swelling of your lips, tongue, or face; or hives).
Other, less serious side effects may be more likely to occur. Continue to use nedocromil inhalation and talk to your doctor if you experience
Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.
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For healthcare professionals
Applies to nedocromil: inhalation aerosol with adapter.
Gastrointestinal adverse events
Gastrointestinal side effects have included unpleasant taste which was reported in approximately 13% of patients receiving nedocromil and resulted in drug withdrawal in up to 3%. Less commonly, nedocromil has caused nausea and vomiting (2% to 4%).[Ref]
Respiratory
Respiratory side effects have included cough and throat irritation in 6% to 7% of patients treated with nedocromil. Bronchospasm has been induced in 5% of patients.[Ref]
Throat irritation may be relieved by drinking water before and after inhalation of nedocromil. Use of a beta-2 agonist prior to nedocromil inhalation may relieve cough and bronchospasm.[Ref]
Nervous system
Nervous system side effects have included headache in up to 6% of patients treated. Less commonly dizziness has been reported.[Ref]
Hepatic
Hepatic side effects have included elevations of liver function tests (SGPT) in approximately 3% of patients treated with nedocromil.[Ref]
References
1. Dejong JW, Teengs JP, Postma DS, Vandermark TW, Koeter GH, Demonchy JGR (1994) "Nedocromil sodium versus albuterol in the management of allergic asthma." Am J Respir Crit Care Med, 149, p. 91-7
2. Rebuck AS, Kesten S, Boulet LP, Cartier A, Cockcroft D, Gruber J, Laberge F, Lee-Chuy E, Keshmiri M, MacDonald GF, et al. (1990) "A 3-month evaluation of the efficacy of nedocromil sodium in asthma: a randomized, double-blind, placebo-controlled trial of nedocromil sodium conducted by a Canadian multicenter study group." J Allergy Clin Immunol, 85, p. 612-7
3. Foulds RA (1993) "An overview of human safety data with nedocromil sodium." J Allergy Clin Immunol, 92, p. 202-4
4. Parish RC, Miller LJ (1993) "Nedocromil sodium." Ann Pharmacother, 27, p. 599-606
5. Gonzalez JP, Brogden RN (1987) "Nedocromil sodium. A preliminary review of its pharmacodynamic and pharmacokinetic properties, and therapeutic efficacy in the treatment of reversible obstructive airways disease." Drugs, 34, p. 560-77
6. Brogden RN, Sorkin EM (1993) "Nedocromil sodium. An updated review of its pharmacological properties and therapeutic efficacy in asthma." Drugs, 45, p. 693-715
7. (2001) "Product Information. Tilade (nedocromil)." Rhone Poulenc Rorer
More about nedocromil
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Further information
Nedocromil side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.