Singulair Side Effects: Our 3 1/2 year old son has been in the ER or hospitalized for res http://www.medications.com/effect/view/11579 Our 3 1/2 year old son has been in the ER or hospitalized for respiratory illnesses complicated by asthma since he was 7 months old at least every 6 months. Last October, his doctor prescribed Singulair and a miracle occurred. He rarely required albuterol My 2 .3 year old was recently prescribed an agressive dose of Alb Tue, 16 Jun 2009 22:02:49 -0400 http://www.medications.com/effect/view/11579?item=20686 My 2 .3 year old was recently prescribed an agressive dose of Albuterol and Singular. I noticed a deterioration in behavior, increased activity, but more dramatically, an inabilty to talk. after 4 days I ceaase the medictions and within two weeks his speec http://www.medications.com/effect/view/11579?item=20686