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Multiple vitamin overdose - Symptom

Symptoms:

  • Bladder and kidneys
    • Cloudy urine
    • Frequent urination
    • Increased urine output
  • Eyes, ears, nose, mouth, and throat
    • Dry, cracking lips (from chronic overdose)
    • Eye irritation
    • Increased sensitivity of the eyes to light
  • Heart and blood
    • Irregular heartbeat
    • Rapid heartbeat
  • Muscles and joints
    • Bone pain
    • Joint pain
    • Muscle pain
    • Muscle weakness
  • Nervous system
    • Confusion
    • Convulsions (seizures)
    • Fainting
    • Fatigue
    • Headache
    • Mental changes
    • Mood changes
    • Irritability
  • Skin and hair
    • Flushing from niacin (vitamin B3)
    • Dry cracking skin
    • Itching, burning skin, or rash
    • Yellow-orange areas of skin
    • Sun sensitivity (more likely to sunburn)
    • Hair loss (from long-term overdose)
  • Stomach and intestines
    • Appetite loss
    • Constipation (from iron or calcium)
    • Diarrhea
    • Nausea and vomiting
    • Stomach pain
    • Weight loss (from long-term overdose)
  • Reviewed last on: 10/1/2009
  • Jacob L. Heller, MD, MHA, Emergency Medicine, Virginia Mason Medical Center, Seattle, Washington. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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