The Privacy Rule defines PHI as individually identifiable health information, held or maintained by a covered entity or its business associates acting for the covered entity, that is transmitted or maintained in any form or medium (including the individually identifiable health information of non-U.S. citizens).
Ketamine is most often used in veterinary medicine. It can be used in humans before, during and after surgery to relieve postoperative pain. The drug has also been used for intensive care management of prolonged epileptic seizures.
Ketamine is a general anesthesitic developed in the early 1960s and is widely used as a sedative for procedures and as a general anesthetic. It is listed as an essential medicine by the World Health Organization. It has many medical uses and is FDA-approved as an anesthesitic.