UPDATE 1-GSK aims to file up to 20 new drugs for approval by 2020
November 03, 2015 at 07:25 AM EST
LONDON, Nov 3 (Reuters) - GlaxoSmithKline said on Tuesday it had the potential to file up to 20 new drugs for approval before 2020 as it seeks to revitalise a portfolio hit by falling sales of best-selling inhaled lung treatment Advair.
