http://www.medications.com/effect/view/31847 My 10 year old son has taken Singulair on and off since he was 5 years old and has been on it for the past 3.5 years. My son at an early age was affected by a bad marriage and then the divorce when he was 5 yrs old. So we always suspected that his behavio Fri, 27 Jun 2008 18:25:57 -0400 http://www.medications.com/effect/view/31847?item=9596 Dont you just want to slap somebody hard,i am furious for what has happened,everyday i have to tell myself i cant go to new jersey and sit in mercks offices throwing a fit,now,now i want answers,how many stories like ours do the fda need before it is enoug http://www.medications.com/effect/view/31847?item=9596 Fri, 27 Jun 2008 20:58:15 -0400 http://www.medications.com/effect/view/31847?item=9597 I am so sorry to hear about your experiences. My son, who was on Singulair on and off for seasonal allergies, became aggressive also. After he started taking the medicine in March, be changed so much. He was starting to hit, kick or trip me. I even took http://www.medications.com/effect/view/31847?item=9597 Sat, 28 Jun 2008 11:00:57 -0400 http://www.medications.com/effect/view/31847?item=9606 flindy, We need proof that these side effects are physiologically possible because of the mode of action of montelukast. Once we get that there will be accountability. Hopefully some day in the future there will no such thing as a drug company fai http://www.medications.com/effect/view/31847?item=9606 Sat, 05 Jul 2008 08:44:39 -0400 http://www.medications.com/effect/view/31847?item=9791 I know exactly what you mean when you say you read the previous posts and they could be written about your child. That is how I feel as well. My son was on this drug for three years and I would love to get them back. Of course we can't , but I hope some d http://www.medications.com/effect/view/31847?item=9791 Thu, 07 Aug 2008 11:58:34 -0400 http://www.medications.com/effect/view/31847?item=10850 I am at this sight to research side-effects of both singulair and zyrtec. My 3 year old son was diagnosed with severe allergies to cats/dogs, dust mites and peanuts. Our allergist recommended both along with nasonex. I have only given him 2 evening dose http://www.medications.com/effect/view/31847?item=10850