Do you remember the drugs Vioxx, Bextra, Baycol, Trovan, Meridia, Seldane, Hismanal, Darvon, Raxar and Redux? Pharma hopes not. How about Mylotarg, Lotronex, Propulsid, phenylpropanolamine (PPA), Prexige, phenacetin, Oraflex, Omniflox, Posicor, Serzone and Duract? After deaths and serious side effects surfaced, these meds went from wonder drugs to wonder-why-they-were-approved drugs and were withdrawn. In some cases, there is little evidence the drugs were ever …