Children with a bacterial infection are sometimes prescribed an antibiotic in powder form that parents have to reconstitute with water into an oral suspension. And they often make mistakes. Gabriele Röscheisen-Pfeifer, executive board member of the Lower Saxony Pharmacists’ Association in Germany, says there are three things mum and dad need to know about mixing and administering an oral antibiotic suspension for their child. 1. Shelf live: Unopened, the antibiotic powder has a use-by duration of two to three years. The reconstituted medication must be used up within 10 to 14 days, however, an…