Inappropriate polypharmacy during the COVID-19 pandemic: impact, challenges, and solutions - a narrative review.

The COVID-19 pandemic has brought unprecedented challenges to healthcare systems worldwide, impacting various aspects of patient care. Polypharmacy, the concurrent use of multiple medications by a single patient, is a significant concern exacerbated by the pandemic. The dual threat of COVID-19 infection and polypharmacy for the same vulnerable group - the elderly and those with pre-existing multimorbidity - is particularly problematic, as polypharmacy has been shown to lead to suboptimal treatment outcomes in many chronic diseases. This comprehensive review explores the multifaceted issues surrounding polypharmacy during the COVID-19 pandemic, addressing its causes, consequences, and potential solutions.