FDA approves better vaccine against painful shingles virus

U.S. regulators have approved a new, more effective vaccine to prevent painful shingles, which is caused by the chickenpox virus. Drugmaker GlaxoSmithKline said the Food and Drug Administration approved it late Friday. It will be the second shingles vaccine in the U.S. market. Merck launched the first one in 2006. Studies paid for by Glaxo […]