Parkinsons Disease Home > Artane Overdose

Potential symptoms of an Artane (trihexyphenidyl hydrochloride) overdose include difficulty swallowing, dizziness or coordination problems, high blood pressure, and hallucinations. The effects of an overdose will vary, depending on how much Artane was taken and whether it was taken with other medications. If you happen to take too much Artane, overdose treatment options may include "pumping the stomach," inducing vomiting, or supportive care.

Artane Overdose: An Introduction

Artane® (trihexyphenidyl hydrochloride) is a prescription medication used to treat certain side effects of antipsychotic medications and to treat Parkinson's disease. It belongs to a group of medications known as anticholinergics. As with any medication, it is possible to take too much Artane. The specific effects of an Artane overdose can vary, depending on a number of factors, including the Artane dosage and whether it was taken with any other medications or substances.

Symptoms of an Artane Overdose

As an anticholinergic medication, Artane is prone to causing a certain group of side effects (known as anticholinergic side effects), which may be more severe if too much is taken. These side effects include:
  • Dizziness or coordination problems
  • Muscle weakness
  • Feelings of a rapidly or forcefully beating heart (known as heart palpitations)
  • Numb fingers
  • Drowsiness followed by hyperactivity
  • Confusion
  • Nervousness
  • Hallucinations
  • Difficulty swallowing
  • Painful or difficult urination
  • Dry mouth
  • Blurred vision
  • Dilated (wide open) pupils
  • Rapid heart rate (tachycardia)
  • High blood pressure (hypertension)
  • Nausea and vomiting
  • Headaches
  • Coma
  • Seizures
  • Fever or heat stroke
  • Glaucoma
  • Constipation.
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
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