What form are you talking about? The nasal spray isn’t being removed because it is effective. It’s the oral version that isn’t effective. Also the placebo effe

What form are you talking about? The nasal spray isn’t being removed because it is effective. It’s the oral version that isn’t effective. Also the placebo effect is real. So even if the boxes had always been packed with sugar pills, you would expect some people to report that it was effective for them. Additionally, even if it did have some mild effect, oral pseudoephedrine is better in nearly every way.