http://www.medications.com/effect/view/29607 My 9 year old daughter has been on singulair for about 5 months now and she is moody and not a very nice person sometimes. Now she in complaining of headaches and even cry's with the pain I want to take her off but I am a bit scared that if I take her off t Tue, 15 Apr 2008 07:42:48 -0400 http://www.medications.com/effect/view/29607?item=7226 My son was on singulair for 3.5 yrs, i stop him cold turkey 2 weeks ago,the improvment in his personality was immediate,but 2 days later i noticed that croupy cough,i took him straight to peds doc who said his lungs were clear,obviously the meds do there j http://www.medications.com/effect/view/29607?item=7226 Tue, 15 Apr 2008 09:34:08 -0400 http://www.medications.com/effect/view/29607?item=7235 My son too went cold turkey and the changes in his leg pain immediate, stomach issues for about a week after removal of drug. Worst part for us was the croupy cough (very bad) and he ended up in the ER. He never had asthma before singulair but now is d http://www.medications.com/effect/view/29607?item=7235 Tue, 15 Apr 2008 11:59:37 -0400 http://www.medications.com/effect/view/29607?item=7245 My son stopped taking it about 18 days ago cold turkey. Noticed immediate improvement, change in attitude like fog was lifted from his head. He too suffered allergy symptons but we have been using mucinex to thin mucus in sinus and that has seemed to help http://www.medications.com/effect/view/29607?item=7245