** FILE ** Offices of the Merck & Co. plant in Rahway, N.J., Merck's oldest plant, are seen July 19, 2002. Merck & Co. reported Tuesday, Jan. 30, 2007, that fourth-quarter profit plunged 58 percent despite higher revenues as the drugmaker took a slew of charges for restructuring costs, an acquisition and increased legal reserves, mainly for its withdrawn painkiller Vioxx. (AP Photo/Mike Derer)