[Code of Federal Regulations] [Title 21, Volume 4] [Revised as of April 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR290.10] [Page 158] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 290--CONTROLLED DRUGS--Table of Contents Subpart A--General Provisions Sec. 290.10 Definition of emergency situation. For the purposes of authorizing an oral prescription of a controlled substance listed in schedule II of the Federal Controlled Substances Act, the term emergency situation means those situations in which the prescribing practitioner determines: (a) That immediate administration of the controlled substance is necessary, for proper treatment of the intended ultimate user; and (b) That no appropriate alternative treatment is available, including administration of a drug which is not a controlled substance under schedule II of the Act, and (c) That it is not reasonably possible for the prescribing practitioner to provide a written prescription to be presented to the person dispensing the substance, prior to the dispensing. Subpart B [Reserved] Subpart C--Requirements for Specific Controlled Drugs [Reserved]