Vistaril overdose

Alternative names 
Atarax; Hydroxyzine overdose

Definition
Poisoning from an overdose of hydroxyzine, which is an antihistamine.

Poisonous Ingredient

     
  • hydroxyzine

Where Found

     
  • Atarax  
  • Durrax  
  • Vistaril  
  • Ucerax

Note: This list may not be all inclusive.

Symptoms

     
  • body as a whole       o unsteadiness       o tremor       o convulsions       o dry mouth  
  • eyes, ears, nose, and throat       o blurred vision  
  • skin       o flushed skin  
  • heart and blood vessels       o rapid heartbeat       o low blood pressure       o palpitations  
  • nervous system       o depression       o excitation       o drowsiness       o nervousness       o dizziness       o hallucinations       o disorientation       o delirium       o coma

Before Calling Emergency
Determine the following information:

     
  • the patient’s age, weight, and condition  
  • the name of the product (ingredients and strengths if known)  
  • the time it was swallowed  
  • the amount swallowed  
  • if the medication was prescribed for the patient

Poison Control, or a local emergency number
They will instruct you if it is necessary to take the person to the hospital. See Poison Control centers for telephone numbers and addresses. Take the container with you to the emergency room.

What to expect at the emergency room
Some or all of the following procedures may be performed:

     
  • Induce emesis.  
  • Administer activated charcoal.  
  • Administer a laxative.  
  • Use gastric lavage.  
  • Administer an antidote if necessary.  
  • Treat the symptoms.

Expectations (prognosis)
If the patient survives the first 24 hours, survival is likely.

Johns Hopkins patient information

Last revised: December 7, 2012
by Sharon M. Smith, M.D.

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All ArmMed Media material is provided for information only and is neither advice nor a substitute for proper medical care. Consult a qualified healthcare professional who understands your particular history for individual concerns.