Posted by Chris M. on 3/18/2008, 8:59 pm, in reply to "FDA item on Spiriva" 72.251.77.16
Since we know that Spiriva tends to improve FEV1 a bit and over 24hrs, perhaps patients are inclined to do more, try more....Placebo? I can't imagine how unless they have no disease...Can you tell I'm an enthusiast for tiotropium....