http://www.medications.com/effect/view/39084 I was on it for 2 weeks for an upper respiratory infection and I have mild asthma. I got to the point after the 2nd week I could not feel my legs, they felt detached. I cried. I thought I was water in car when I drove to a doctor appointment. I felt lik Sun, 01 Mar 2009 02:59:27 -0500 http://www.medications.com/effect/view/39084?item=17575 Singulair’s prescribing information states that "In rare cases, patients with asthma on therapy with SINGULAIR may present with systemic eosinophilia, sometimes presenting with clinical features of vasculitis consistent with Churg-Strauss syndrome, a con http://www.medications.com/effect/view/39084?item=17575