Once Again, Prozac Takes Center Stage, In Furor
Prozac is at center of new furor as result of books by Drs Joseph Glenmullen and David Healy claiming that antidepressants are often indiscriminately prescribed and that long-term use may cause brain damage; claims have drawn harsh criticism from scientists, psychiatric clinicians and mental health groups, who view them as alarmist and overblown; photos (M)