F19.929

Clinical Causes: Use of various psychoactive substances such as stimulants, depressants, hallucinogens, or opioids Recreational use or misuse of prescribed medications with psychoactive properties Accidental ingestion of unfamiliar substances Intentional consumption during substance abuse episodes Polydrug use involving multiple psychoactive substances

Key Symptoms: Changes in mental state, including confusion, hallucinations, or agitation Altered consciousness, ranging from mild impairment to unconsciousness Physical signs such as dilated or constricted pupils, tachycardia, or hypotension Disorganized thinking and impaired coordination Nausea, vomiting, or gastrointestinal discomfort Alterations in behavior, including paranoia or aggressive actions Possible seizures or cardiac irregularities in severe cases

Diagnosis Path: Diagnosing a psychoactive substance intoxication involves evaluating clinical signs and symptoms, patient history, and, when available, laboratory testing. Healthcare providers typically perform a physical exam and observe behavioral changes indicative of intoxication. Blood or urine tests may be used to identify specific substances if the patient's history is unclear. It's important to rule out other medical conditions that might mimic intoxication symptoms, such as neurological or psychiatric disorders.

Treatment Protocols: Management of psychoactive substance intoxication focuses on ensuring safety and supporting vital functions. Immediate priorities include monitoring vital signs, providing supportive care, and preventing injury. In some cases, hospitalization may be necessary for severe intoxication to administer specific treatments or interventions. These can include the use of medications to counteract certain drug effects, hydration, and managing complications like seizures. Long-term treatment may involve counseling, addiction therapy, and relapse prevention strategies, especially if substance misuse continues.