The lobby of the headquarters of pharmaceutical company Wyeth in Madison, N.J. The Supreme Court ruled Tuesday, Feb. 22, 2011, that a federal law bars lawsuits against drug makers over serious side effects from childhood vaccines. The vaccine was made by Wyeth, now owned by Pfizer, Inc. (AP Photo/Mike Derer, file)

Photo by: Mike Derer

The lobby of the headquarters of pharmaceutical company Wyeth in Madison, N.J. The Supreme Court ruled Tuesday, Feb. 22, 2011, that a federal law bars lawsuits against drug makers over serious side effects from childhood vaccines. The vaccine was made by Wyeth, now owned by Pfizer, Inc. (AP Photo/Mike Derer, file)