Tag: Silica

Amorphous forms of silica and silicates are generally recognized as safe (GRAS) by the U.S. Food and Drug Administration (FDA) for oral delivery up to 1,500 mg per day. So, **is silica used in medicine?** Absolutely. This article explores its established and emerging roles, from its inert function as a pharmaceutical excipient to its revolutionary potential in advanced drug delivery systems.

Amorphous silica, also known as silicon dioxide ($SiO_2$), is a compound found naturally and widely used in the pharmaceutical industry, where it is generally recognized as safe (GRAS) by the FDA. Beyond its traditional role as a simple excipient, the answer to the question "What is silica used for?" now includes advanced applications like targeted drug delivery and tissue engineering.