My understanding is that it is somewhat effective in nasal sprays, but not in any format that passes through the digestive system. When the US government wanted to tighten controls on pseudoephedrine as part of the War On (Some) Drugs, the pharmaceutical companies needed a substitute to push on the public, so they picked something that worked if you ignored the administration route. And then didn’t confine the idiocy to the US.
(Pseudoephedrine is both an effective nasal decongestent and a chemical precursor of home-brewed methamphetamine.)
My understanding is that it is somewhat effective in nasal sprays, but not in any format that passes through the digestive system. When the US government wanted to tighten controls on pseudoephedrine as part of the War On (Some) Drugs, the pharmaceutical companies needed a substitute to push on the public, so they picked something that worked if you ignored the administration route. And then didn’t confine the idiocy to the US.
(Pseudoephedrine is both an effective nasal decongestent and a chemical precursor of home-brewed methamphetamine.)
Ya, I believe that is what was at issue (nasal spray = good, oral = ineffective. At that