A dummy pill (or other form of treatment) which is designed to look (and taste) like the treatment under investigation but is biologically ‘inert’ – i.e. it has no effects whatsoever. Normally taken by subjects in a control group.
A dummy pill (or other form of treatment) which is designed to look (and taste) like the treatment under investigation but is biologically ‘inert’ – i.e. it has no effects whatsoever. Normally taken by subjects in a control group.