Anaesthesia General 862ee773 Anesthetic agent (s) safe to use in ICP A Halothane B Thiopentone C Ketamine D Ether High-Yield Explanation Anesthetic agents safe to use in raised intracranial pressure (ICP) are thiopentone, propofol & etomidate. Ref: Manuel C Pardo Jr and Ronaldo D Miller 7th Ed.