eMedicine Specialties > Psychiatry > Addiction

Hallucinogens: Follow-up

Author: Brooke S Parish, MD, Assistant Professor, Department of Psychiatry, University of New Mexico School of Medicine
Coauthor(s): Michael E Richards, MD, MPA, FACEP, Associate Professor, Department of Emergency Medicine, University of New Mexico School of Medicine; Scott Cameron, MD, Consulting Staff, Department of Emergency Medicine, Regions Hospital
Contributor Information and Disclosures

Updated: Oct 30, 2009

Follow-up

Further Inpatient Care

  • Patients with anxiety or panic reactions who present following an uncomplicated hallucinogen ingestion can often be "talked down" and sent home with responsible family members.
  • Observe stable patients in the emergency department if any doubt exists as to the diagnosis.
  • Any patient who persists with confused or psychotic behavior should be admitted.
  • Patients whose ingestion is complicated by seizures, hyperthermia, or rhabdomyolysis should be admitted for monitoring.
  • Those who present following massive overdose or those who demonstrate severe hyperthermia or any hemodynamic instability should be admitted to an intensive care unit.
  • Those who present with suicidal ideation, homicidal ideation, or command hallucinations should be admitted to a mental health facility if they are medically stable. 

Further Outpatient Care

Patients who are discharged should receive follow-up care from their primary care physician, their psychiatrist, or a drug counseling facility.

Transfer

Stable patients with a persistent psychosis that does not wane as the hallucinogenic effect of the drug abates should be transferred to a mental health facility for evaluation and treatment.

Complications

  • Long-term effects of LSD use may include prolonged psychotic reactions, severe depression, and flashbacks (ie, HPPD). Flashbacks are the recurrence of LSD-like effects several months to years after cessation of use. They may be triggered by stress or illness and may cause significant distress.
  • Patients using LSD are more at risk for injuries and death from behavior-related trauma than from the toxicological effects of LSD.
  • Rarely, massive overdoses of LSD may result in hyperthermia, hypertension, coma, respiratory arrest, and bleeding.
  • Severe hyperthermia, rhabdomyolysis, myoglobinuric renal failure, and DIC may occur after PCP or MDMA use.
  • MDMA use may cause permanent degradation of serotonergic neurons.

Patient Education

Miscellaneous

Medicolegal Pitfalls

  • Failure to appropriately use physical and chemical restraints to control violent and agitated patients places both the patient and staff at risk for physical injury.
  • Another pitfall is the delay in diagnosis and treatment of hyperthermia. Many deaths in patients with hallucinogen ingestions occur as a result of severe hyperthermia, rhabdomyolysis, DIC, and cardiovascular collapse. Once hyperthermia has been diagnosed (preferably via a core temperature measurement), aggressively lower body temperature with fans and mist, ice packs, and even paralyzation and intubation if necessary.
  • Do not assume that a patient who is quiet but who was violently agitated 5 minutes ago is just resting. Serial examinations and obtaining serial vital signs (especially temperature) are critical to diagnosing an ill patient before the patient becomes very ill.
 


More on Hallucinogens

Overview: Hallucinogens
Differential Diagnoses & Workup: Hallucinogens
Treatment & Medication: Hallucinogens
Follow-up: Hallucinogens
Multimedia: Hallucinogens
References

References

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  3. SAMHSA. 2003 National Survey on Drug Use and Health. Department of Health and Human Services, Substance Abuse and Mental Health Services Administration, Office of Applied Studies. Available at http://www.oas.samhsa.gov/nhsda/2k3nsduh/2k3Results.htm. Accessed October 30, 2009.

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  8. Ompad DC, Galea S, Fuller CM, et al. Club drug use among minority substance users in New York City. J Psychoactive Drugs. Sep 2004;36(3):397-9. [Medline].

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Further Reading

Keywords

psychedelics, LSD, acid, phencyclidine, PCP, psilocybin, psilocin, MDMA, ecstasy, ketamine, peyote, mescaline, MDEA, Eve, enactogens, cannabinols, THC, DMT, bufotenine, 5-MeO-DMT, foxy, Amanita muscaria, psychoactives, Colorado River toad, ibotenic acid, hallucinogenic drugs, drug abuse, illicit drugs, illegal drugs, drugs of abuse, lysergic acid diethylamide, Delysid, lysergamide, phenylethylamine, piperidine, indolealkylamine, cannabinol, morning glory, Hawaiian baby woodrose, bufotenin, dimethyltryptamine, methamphetamine, ketamine, special K, tetrahydrocannabinol, marijuana, Mary Jane, pot, herb, weed, ganja, dope, dip dope, indica, grass, hashish, hash, microdot, window pane, acid, cid, synesthesia, flashbacks, hallucinogen persisting perception disorder, HPPD, ecstasy, Sernylan, peace pill, angel dust, magic mushrooms, shrooms

Contributor Information and Disclosures

Author

Brooke S Parish, MD, Assistant Professor, Department of Psychiatry, University of New Mexico School of Medicine
Brooke S Parish, MD is a member of the following medical societies: American College of Physicians and American Psychiatric Association
Disclosure: Nothing to disclose.

Coauthor(s)

Michael E Richards, MD, MPA, FACEP, Associate Professor, Department of Emergency Medicine, University of New Mexico School of Medicine
Michael E Richards, MD, MPA, FACEP is a member of the following medical societies: American College of Emergency Physicians, National Association of EMS Physicians, and Society for Academic Emergency Medicine
Disclosure: Nothing to disclose.

Scott Cameron, MD, Consulting Staff, Department of Emergency Medicine, Regions Hospital
Scott Cameron, MD is a member of the following medical societies: Alpha Omega Alpha, American Academy of Emergency Medicine, American College of Emergency Physicians, and American Medical Association
Disclosure: Nothing to disclose.

Medical Editor

Ronald C Albucher, MD, Chief Medical Officer, Westside Community Services; Consulting Staff, California Pacific Medical Center
Ronald C Albucher, MD is a member of the following medical societies: American Psychiatric Association
Disclosure: Nothing to disclose.

Pharmacy Editor

Francisco Talavera, PharmD, PhD, Senior Pharmacy Editor, eMedicine
Disclosure: eMedicine Salary Employment

Managing Editor

Eduardo Dunayevich, MD, Adjunct Assistant Professor, Department of Psychiatry, University of Cincinnati; Clinical Research Physician, Neuroscience, Lilly Research Laboratories
Eduardo Dunayevich, MD is a member of the following medical societies: American Psychiatric Association
Disclosure: Nothing to disclose.

CME Editor

Harold H Harsch, MD, Program Director of Geropsychiatry, Department of Geriatrics/Gerontology, Associate Professor, Department of Psychiatry and Department of Medicine, Froedtert Hospital, Medical College of Wisconsin
Harold H Harsch, MD is a member of the following medical societies: American Psychiatric Association
Disclosure: lilly Honoraria Speaking and teaching; Forest Labs Honoraria Speaking and teaching; AstraZeneca Honoraria Speaking and teaching; Pfizer Grant/research funds Speaking and teaching; Northstar Grant/research funds Research; Novartis Grant/research funds research; Pfizer  Speaking and teaching; Sanofi-avetis Grant/research funds research; Otsuke Grant/research funds reseach; GlaxoSmithKline Grant/research funds research

Chief Editor

Stephen Soreff, MD, President of Education Initiatives, Nottingham, NH; Faculty, Metropolitan College of Boston University, Boston, MA
Stephen Soreff, MD is a member of the following medical societies: American College of Mental Health Administration and American Psychosomatic Society
Disclosure: Nothing to disclose.

 
 
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