take such other action, as is warranted to prevent a continuing and substantial injury to the United States or to any person or class of persons for whose protection the civil action is brought. (c) Procedure (1) In general A proceeding under this section shall be governed by the Federal Rules of Civil Procedure, except that, if an indictment has been returned against the respondent, discovery shall be governed by the Federal Rules of Criminal Procedure. (2) Sealed proceedings If a civil action is brought under subsection (a) before an indictment is returned against the respondent or while an indictment against the respondent is under seal— (A) the court shall place the civil action under seal