PARIS, France (AFP) — French pharmaceutical group Sanofi posted strong 2021 sales on Friday and expects another good performance in 2022, as the popularity of its asthma therapy offset setbacks in developing a Covid vaccine. While Sanofi has yet to produce a jab against Covid, its Dupixent drug, which also treats eczema, has been a huge success, with the drug recording double-digit sales growth. The company posted overall sales of 37.8 billion euros ($43.3 billion) […]