http://www.medications.com/effect/view/21745 My daughter just turned 3 yrs old, and was put on Singulair about a month ago. In this time I have noticed she has been stuttering. She is 3 yr old that has a huge vocabulary & is very smart (if I do say so myself). It is very odd to me that she is stutt Mon, 13 Aug 2007 12:43:03 -0400 http://www.medications.com/effect/view/21745?item=1201 My son has been on singulair for about 3 weeks. He just started stuttering and it is also very unusual for him. He is trilingual and usually uses a second language or even a third if we don't understand him. He's two years old. I was wondering if the stu http://www.medications.com/effect/view/21745?item=1201