Call Your Doctor Now (night or day) If

• Age under 1 month old and looks or acts sick in any way
• Age under 12 weeks with fever above 100.4 F (38.0 C) rectally (Caution: Do NOT give your baby any fever medicine before being seen.)
• True blisters (little bumps containing clear fluid)
• True pimples (little bumps containing pus)
• Skin looks infected
• Rash is painful to the touch
• You think your child needs to be seen