First Aid & Emergencies

Call911or other emergency services immediately if:

• You have symptoms of carbon monoxide poisoning, such as a headache, nausea, or dizziness, and carbon monoxide poisoning is suspected.
• A person has symptoms of carbon monoxide poisoning and appears to be very confused or disoriented or complains of chest pain. Leave the area of exposure before calling.
• A person is found unconscious after exposure to carbon monoxide. Take him or her out of the house, building, vehicle, or area where the gas is present.

Call your doctor if:

• You have any changes in vision, coordination, or behavior in the weeks after treatment for carbon monoxide poisoning.

What to do if your carbon monoxide detector sounds the alarm

Tell everyone in the house or building to get out. Call the fire department or your local utility company from a nearby phone.

The fire department or utility company can check the carbon monoxide levels in the house or building and identify any problem. If high levels of carbon monoxide are found in the building, call and discuss the situation with your doctor.

Watchful Waiting

Watchful waiting is not appropriate if carbon monoxide poisoning is suspected. Call 911 or your doctor.

Who To See

The following health professionals can evaluate symptoms of carbon monoxide poisoning:

• Emergency medical technician (EMT) who responds to 911 calls
• Emergency medicine specialist
• Critical care specialist
• Hyperbaric-trained physician
• Family medicine doctor
• Internist
• Nurse practitioner
• Physician assistant

The following health professionals can evaluate delayed or long-term symptoms of carbon monoxide poisoning:

• Neurologist
• Psychologist

To prepare for your appointment, see the topic Making the Most of Your Appointment.