Relief for Schering as drug receives approval
US regulators have broadened approval of Clarinex, Schering-Plough's new allergy treatment. Clarinex, an antihistamine was given a restricted approval in December, but Schering-Plough was given
US regulators have broadened approval of Clarinex, Schering-Plough's new allergy treatment. Clarinex, an antihistamine was given a restricted approval in December, but Schering-Plough was given