If you are experiencing any of the following symptoms please discontinue this process and call 911:
Breathing problems (difficulty breathing, shortness of breath); Change in mental status (such as unusual behavior, confusion, difficulty arousing); Chest pain; Choking; Coughing up or vomiting blood; Fainting or loss of consciousness; Severe or persistent vomiting; Sudden, severe pain anywhere in the body; Sudden dizziness, weakness, or change in vision; Severe abdominal pain or pressure.