Lily of the valley is a flowering plant. Lily of the valley poisoning occurs when someone eats parts of this plant.

This is for information only and not for use in the treatment or management of an actual poison exposure. If you have an exposure, you should call your local emergency number (such as 911) or the National Poison Control Center at 1-800-222-1222.

• Convallarin
• Convallamarin
• Convallatoxin

Note: This list may not include all poisonous ingredients.

The flowers, fruit, and leaves of the lily of the valley plant are poisonous.

• Eyes, ears, nose, mouth, and throat
  • Blurred vision
  • Excessive urination at night
  • Halos around objects (yellow, green, white)
• Gastrointestinal
  • Diarrhea
  • Loss of appetite
  • Stomach pain
  • Vomiting or nausea
• Heart and blood
  • Irregular or slow heartbeat
• Nervous system
  • Confusion
  • Depression
  • Disorientation
  • Drowsiness
  • Fainting
  • Headache
  • Lethargy
  • Weakness
• Skin
  • Rash
  • Hives

Note: Depression, loss of appetite, and halos are usually only seen in chronic overdose cases.