FDA Information
Cromolyn was approved by the FDA in 1973. In 1997, the FDA approved over-the-counter status for the nasal solution. However, other forms of cromolyn do require a prescription.
Please visit the official site of the FDA for further information.
Why is this medication prescribed?
Dosage and using this medicine
What special precautions should I follow?
What should I do if I forget a dose?
What side effects can this medication cause?