BioCryst Pharmaceuticals (NASDAQ: [[ticker:BCRX]]) has promoted Charles Gayer to chief commercial officer. Gayer joined the Durham, NC-based drug developer in 2015 as vice president of global strategic marketing. His experience also includes positions at Talecris and GlaxoSmithKline (NYSE: [[ticker:GSK]]). BioCryst is preparing for the expected commercial launch of berotralstat, a drug that has been submitted for FDA review for preventing the swelling attacks associated with the rare disease hereditary angioedema.