1 The Harvey Dent version of Two-Face is featured in Batman: The Brave and the Bold, voiced by James Remar (in The Fate of Equinox! and in The Mask of Matches Malone!) and by Richard Moll (in Chill of the Night!). 2  He first appears in Legends of the Dark Mite! as part of Bat-Mite 's fantasy.
placebo in the Pharmaceutical Industry. A placebo is a substance with no chemical effects given to a patient instead of a drug. A placebo is usually used to compare its effects with those of a real drug, but sometimes it is given for a patient's psychological benefit.
A placebo-controlled study is a means of testing a drug for safety and efficacy in a group of subjects that receive the treatment. Current placebo identity tests typically utilize an HPLC identity method for the active compound to confirm the absence of the active (i.e., negative identity).