Medicines to treat side effects of other medicines?

Sometimes less is more beneficial, say University of Sydney researchersJesse Jansen, Senior Research Fellow, Sydney School of Public Health, University of SydneyAndrew McLachlan, Professor of Pharmacy (Aged Care), University of SydneyCarissa Bonner, Postdoctoral Research Fellow, University of SydneyVasi Naganathan, Associate Professor of Geriatric Medicine, University of SydneyAbout two-thirds of people who are 75 years and older take five medicines