Vitamin B-12 deficiency anemia (pernicious anemia). Vitamin B-12 deficiency can result from a diet lacking in vitamin B-12, which is found mainly in meat, eggs and milk. Vitamin B-12 deficiency anemia can also occur if your small intestine can't absorb vitamin B-12.f your diet is lacking in certain vitamins, vitamin deficiency anemia can develop. Or vitamin deficiency anemia may develop because your body can't properly absorb the nutrients from the foods you eat. Causes of vitamin deficiency anemias, also known as megaloblastic anemias, include:
Sirolimus, also called rapamycin, is a drug that is used to suppress the immune system in people who have had kidney transplants.It is given in combination with other drugs to prevent rejection of transplanted kidneys.This test measures the amount of sirolimus in the blood.irolimus, also called rapamycin, is a drug that is used to suppress the immune system in people who have had kidney transplants.
Guaifenesin is an expectorant that helps thin and loosen mucus in the lungs, making it easier to cough up the mucus. Codeine is a narcotic cough suppressant (antitussive) that affects a certain part of the brain, reducing the urge to cough.This medication is not usually used for ongoing coughs from smoking, asthma, other long-term breathing problems (e.g., emphysema), or for coughs with a lot of mucus, unless directed by your doctor.ow to use Robitussin A-C. Take this medication by mouth with or without food, usually every 4 to 6 hours as needed with a full glass of water (8 ounces or 240 milliliters) or as directed by your doctor.