A small number of people with cystic fibrosis have a certain changed (mutated) gene called the G551D mutation. If you have this changed gene and you are age 6 or older, the medicine ivacaftor (Kalydeco) can target the genetic cause of your lung problems and may help improve lung function. Talk to your doctor if you want more information about it.
What to think about
Some medicines work better for some people than for others. A medicine that works well for one person may not work for someone else. It can take time to find the medicines that work best for you or your child.
In this article
WebMD Medical Reference from Healthwise
September 09, 2014
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