There are no UK based guidelines for the management of complicated intra‑abdominal infections or complicated urinary tract infections in adults. NICE is developing an antimicrobial prescribing guideline on managing complicated urinary tract infections.
For the treatment of hospital‑acquired pneumonia see the NICE guideline on pneumonia.
Other resources include the NICE guidelines on antimicrobial stewardship: systems and processes for effective antimicrobial use and antimicrobial stewardship: changing risk-related behaviours in the general population. Public Health England's Start smart − then focus toolkit, guidelines by the European Association of Urology Guidelines on urological infections (2015), Surgical Infection Society and the Infectious Diseases Society of America and the World Society of Emergency Surgery.