The Supreme Court heard oral argument yesterday in Philadelphia to decide whether the Superior Court properly threw out a $19.2 million verdict against a pharmaceutical company because it found the plaintiff’s expert was not reliable.

The Superior Court cannot substitute its finding on reliability of expert evidence for that of the jury, attorney Thomas R. Kline of Kline & Spector argued on behalf of a couple who claimed Merrell Dow’s drug Bendectin caused their son to be born with clubfeet.