Multiple vitamin overdose

Definition

Multiple vitamin overdose is poisoning from swallowing more than the recommended amount of multiple vitamins.

Poisonous Ingredient

Any ingredient in a multiple vitamin supplement can be toxic in large amounts, but the most serious risk comes from iron or calcium.

Where Found

Numerous vitamin supplementation combinations
Note: This list may not be all inclusive.

Symptoms

• Body as a whole
  o Bone pain
  o Sun-sensitive (more likely to sunburn)
  o Cloudy urine
  o headache
  o Increase amount of urine output
  o Increase need to urinate
  o Irritability
  o Joint pain
  o Loss of hair (from chronic overdose)
  o Mental changes
  o Mood changes
  o Muscle pain
  o Muscle weakness
  
• Eyes, ears, nose, and throat
  o Dry, cracking lips (from chronic overdose)
  o Increased sensitivity of the eyes to light
  o Irritation of the eyes
  
• Skin
  o Flushing (from Vitamin B3)
  o Dry cracking skin
  o Itching
  o Yellow-orange discoloration of areas of the skin
  
• Gastrointestinal
  o Loss of appetite
  o Constipation (from iron or calcium)
  o nausea and Vomiting
  o Stomach pain
  o Weight loss (from chronic overdose)
  
• Nervous system
  o Convulsions (seizures)
  
• Cardiovascular
  o Electrical disturbances (arrhythmias) in the heart
  

Home Treatment
Do NOT induce emesis (Vomiting), unless instructed to do so by Poison Control or by a physician. For any acute or suspected overdose, seek emergency medical care immediately.

Before Calling Emergency

Determine the following information:

• Patient's age, weight, and condition
  
• The name of the product (ingredients and strengths, if known)