Schering sent out a survey and asked doctors, 'Do you think Chlor-Trimetron works and if you do, what do you think the dose ought to be?

FORBES: Pharmaceuticals

While at Georgetown, Woosley did work that led him to believe that Chlor-Trimetron, an old Schering-Plough (nyse: SGP - news - people ) drug, might be much more effective and less sedating than had been previously believed.

FORBES: Pharmaceuticals

For instance, Raymond Woosley , vice president of health research at the University of Arizona and a noted pharmacologist, has said that the antihistamine Chlor-Trimetron was originally approved not based on a clinical trial, but by a survey of doctors.

FORBES: Why Cheap, Effective Drugs Go Unused