CPT® Code 90865

Narcosynthesis is a specialized procedure utilized in psychiatric settings that involves the intravenous administration of a sedative agent, such as amobarbital (commonly known as Amytal), thiopental (Pentothal), or pentobarbital (Nembutal). This technique is employed for both diagnostic and therapeutic purposes, allowing healthcare professionals to engage with patients in a unique state of consciousness. During the procedure, an intravenous line is established to facilitate the delivery of a 5% solution of the chosen sedative. The administration occurs at a controlled rate of 25-50 mg per minute, with the total dosage typically ranging from 200-500 mg, depending on the patient's needs and response. As the sedative is administered, the physician maintains communication with the patient, monitoring their physical responses to gauge the level of sedation achieved. Indicators such as lateral nystagmus may suggest light sedation, while slurred speech may indicate a deeper level of sedation. The physician may pause the administration of the sedative once the desired state is reached, and then resume it at a rate that sustains this level of sedation. Patients undergoing narcosynthesis often enter a relaxed and drowsy state, which can lead to increased talkativeness and spontaneity. This altered state of consciousness can be particularly beneficial for diagnosing mental disorders, as it may encourage patients to express thoughts and feelings that are typically suppressed. Furthermore, the calming effects of the sedatives can assist patients in recalling and processing traumatic memories or images, thereby providing therapeutic benefits in addition to diagnostic insights.