Methemoglobinemia is a blood disorder in which an abnormal amount of methemoglobin -- a form of hemoglobin -- is produced. Hemoglobin is the protein in red blood cells that carries and distributes oxygen to the body.
Caffeine. One 8-ounce cup of coffee has 95 milligrams of caffeine and a 1-ounce single shot of espresso has 64 milligrams. Consuming too much caffeine can make you restless, anxious and irritable. It can also interact with certain medications. Pregnant women may need to cut back on caffeine consumption.
Cherry Coke contains 2.83 mgs of caffeine per fluid ounce (9.58mg/100 ml). Caffeine (mg) per Ounce. 100 90 80 70 60 50 40 30 20 10 0 Cherry Coke 5 Hour Energy Coffee (Espresso) Spike Energy Drink.