Singulair Side Effects: I have 2 sons with asthma that have both been taken singulair (th http://www.medications.com/effect/view/33307 I have 2 sons with asthma that have both been taken singulair (the oldest for 3 years & his brother for 2). My younger son's asthma got alot better since he was diagnosed & he was recently taken off Singulair thanks also to my husband hearing a report abou I would look to my doctor for an alternative medication because y Tue, 12 Aug 2008 06:24:42 -0400 http://www.medications.com/effect/view/33307?item=11008 I would look to my doctor for an alternative medication because you are definitely seeing side effects due to SINGULAIR.My son started with leg cramps and then extreme moodiness ,crying jags,fatigue and anxiety.He became aggressive and unreasonable within http://www.medications.com/effect/view/33307?item=11008 My son is at private schools this year. I was skeptical about tak Tue, 12 Aug 2008 14:59:57 -0400 http://www.medications.com/effect/view/33307?item=11031 My son is at private schools this year. I was skeptical about taking him because he had a tantrum at his third daycare for the summer. They told me he was kicking and screaming, crying. He has recently been diagnosed with asthma. I had given him prednilson http://www.medications.com/effect/view/33307?item=11031