Paediatric Emergency Drugs, developed in 2011 to rave reviews*, and already used by thousands of clinicians, calculates: appropriate dosages of commonly used drugs; details of frequently used infusions or boluses; tube sizes; physiological parameters; and more. Commended for being a “smart, simple iPhone app that is a joy to use”, the new version retains the best loved features of the drug and physiological calculators but with a fresh look, expanded drugs library and new guidelines section used