Clinical Research Directory

Inclusion Criteria: 1. Symptomatic carbon monoxide poisoning (headache, nausea, vomiting, dizziness, fatigue, muscle aches, slowed mentation, confusion, loss of consciousness, etc.). 2. Documented exposure to carbon monoxide and no other reasonable explanation for their signs and symptoms. Exclusion criteria: 1. Pregnancy 2. Age \< 18 years 3. Unable to obtain informed consent 4. Subjects who, in the opinion of the investigator, are unable to comply with the requirements of the study or are unsuitable for any reason. The investigator and the Sponsor, prior to enrolling the subject on a case-by-case basis, must approve and document any waiver of these inclusion and exclusion criteria. 5. Anemia requiring blood products within the last 4 months or hematocrit less than the laboratory normal reference range