colloidal silver(redirected from Protargol)
Also found in: Encyclopedia.
1. Any preparation of silver in which the particles of silver or silver proteinate are suspended in the solution rather than being dissolved in it.
2. A liquid in which silver particles are suspended. It is marketed as a dietary supplement, but the National Center for Complementary and Alternative Medicine has determined that this product has no safe or effective use.
See also: silver
Medical Dictionary, © 2009 Farlex and Partners