If your symptoms do not improve within 4 weeks or if your condition becomes worse after you begin using cromolyn, check with your family doctor .
If you are also taking a corticosteroid or a bronchodilator for your asthma along with this drug, do not stop taking the corticosteroid or bronchodilator even if your asthma seems better, unless you are told to do so by your family doctor .
Dryness of the mouth or throat or throat irritation may occur after you use this drug. Gargling and rinsing your mouth or taking a drink of water after each dose may help prevent these effects.