The analysis also figured preventable adverse drug reactions should be further investigated in primary treatment, as no such studies were found. ‘We hope this study will motivate policy manufacturers, researchers and practitioners to invest on preventing unnecessary effects to medicines in the future.’.. Adverse drug reactions could be avoided among adult medical center and emergency patients Near half of effects to medicines among adult emergency and hospital patients could be avoided, shows a study from the Nordic College of Public Health NHV. ‘This highlights the need for further initiatives in healthcare in order to avoid unnecessary damage from medications’, says researcher Katja M Hakkarainen.Lyons, M.D., M.P.H., Leon Flicker, M.D., John Wark, M.D., Ph.D., Rebecca D. Jackson, M.D., Jane A. Cauley, Dr.P.H., Haakon E. Meyer, M.D., Ph.D., Michael Pfeifer, M.D., Kerrie M. Sanders, Ph.D., Hannes B.D., Robert Theiler, M.D., and Bess Dawson-Hughes, M.D.: A Pooled Analysis of Supplement D Dosage Requirements for Fracture Prevention Around 75 percent of fractures occur in people 65 years of age or older.1 By 2050, the world-wide incidence of hip fractures is expected to increase by 240 percent among women and 310 percent among men.2 One strategy to avoid fractures in this people might be universal vitamin D supplementation.