http://www.medications.com/effect/view/41102 My son is 5 years old and has been on Singulair for 2 years. I am so relieved to find this website after seeing a report about Singular on the local news. Just the other day I was telling my husband how much it bothers me that our son is not very affect Fri, 01 May 2009 20:19:50 -0400 http://www.medications.com/effect/view/41102?item=19422 Please check out www.parentsforsafety.org. I am happy you found this web site too! Please report your son's side effects to the FDA and to Merck. Have your pediatrician do this as well. My son's anxiety was debilitating while on singulair and his anxie http://www.medications.com/effect/view/41102?item=19422