Call Your Doctor Now (night or day) If

• You feel weak or very sick
• Poisonous snakebite
• Snake with red, yellow, and black bands
• 1 or 2 puncture marks (fang marks) are present
• Blood blisters, purple spots, or bleeding in the bite area
• Bite from unknown type of snake and the bite area burns, hurts, or becomes swollen
• Muscle cramps occur
• Numbness or tingling of face
• Bite looks infected (e.g., spreading redness, pus) (Note: infection doesn't start until at least 24-48 hours after a bite).
• You feel sick in any way (e.g., weakness, nausea, vomiting, chills, fever)
• NOTE: see First Aid