AstraZeneca contacted Gilead over potential megamerger: Bloomberg News

Britain's AstraZenecahas approached U.S. rival Gilead Sciencesabout a possible merger to form one the world's largest drug companies, Bloomberg News reported on Sunday, citing people familiar with the matter.Such a deal would unite two of the drugmakers at the forefront of the industry's efforts to fight the new coronavirus and could be politically sensitive as governments seek control over potential vaccines or treatments.AstraZeneca contacted Gilead last month, but its U.S. rival was not inter