Lowering the prices of prescription drugs has been high on United States President Donald Trump’s agenda since he took office in January. He has taken a number of steps, including striking deals with pharmaceutical companies, to lower the costs of prescription drugs.Trump has also directed the Food and Drug Administration (FDA) to streamline its regulation process to boost cheaper copycat drugs, such as generic and biosimilar drugs.Recommended Stories list of 3 itemsend of listBiosimilars are highly similar versions of biologics, a group of drugs produced through biological processes. One of the most widely used biologic drugs is insulin, which is used to treat diabetes.Biologics, which make up just 5 percent of prescriptions, account for more than half of the total expenditures on medicines in the US, according to the health data analysis company IQVIA.The Trump administration said it hopes to make these medications more affordable, partly by increasing access to biosimilars.So what are biologics and biosimilars, and will the administration’s proposals help drive down their costs?What are biologics?Biologics is short for biological medications or products. It’s a broad category of products that include vaccines, blood and blood components, gene therapy and tissues. They are a class of complex drugs produced through biological processes or from living organisms, such as proteins and genes. They treat cancer, autoimmune diseases and other rare disorders.Biologics are typically administered by injection or through an intravenous infusion, said Alex Keeton, executive director of the Biosimilars Council at the …