It works by stopping the action of a chemical called leukotriene, which causes your nasal passages to swell and make a lot of mucus. The same chemical is also responsible for tightening airways when you have asthma, making it harder to breathe.
By Dr. Amy Wechsler
Consider it the worst type of fashion blunder: Your favorite items could be at fault for otherwise-unexplained breakouts and rashes. See how your duds measure up.
Metal Awareness: If you’ve ever noticed an itchy, red rash on your earlobes, the nickel in your everyday earrings could be the culprit; nickel can cause flare-ups in people with metal allergies. Like other skin sensitivities, a nickel allergy can develop over the years, and you should know that this metal...
Singulair is a prescription medication. You take it once a day. It’s the only drug of this type that’s approved for allergies.
Side effects include headache, earache, sore throat, nervousness, nausea, and nasal congestion. Neuropsychiatric events have been reported in adult, adolescent, and pediatric patients taking Singulair.
Ask your doctor before taking Singulair if you’re pregnant or before giving it to a child.