Nov 11 (Reuters) - Cipher Pharmaceuticals Inc CPH.TO
* Says Stephen Lemieux appointed interim CEO
* Commenced a formal search process for a new chief executive officer
* Lemieux is replacing Shawn O'Brien, who is pursuing other opportunities
* Cipher Pharmaceuticals - Lemieux will also continue in role as chief financial officer and secretary of company during this interim period
* Cipher Pharmaceuticals announces management change Source text for Eikon: ID:nCNWMZDBBa Further company coverage: CPH.TO