Understanding medication errors in the elderly.

Elderly are the most vulnerable population group owing to increased prevalence of chronic diseases and drug consumption. Several characteristics of aging and geriatrics medicine affect drug prescribing for elderly. Thus the selection of appropriate pharmacotherapy for elderly becomes a complex and challenging process. Association of these factors with metabolic changes predisposes the older people to suffer drug interactions and adverse drug events. The objective of this article is to understand the concept, causes and measurement of medication errors in elderly. Various interventions to improve drug prescribing such as educational approaches, geriatric medicine services, computerised prescribing and multifaceted approaches have also been highlighted. In conclusion there is an overwhelming need for optimising the prescribing in elderly through an integrated approach involving physician, pharmacologist, pharmacist and the patient himself.