Revofer (Ferric Carboxymaltose) Injection is directed by doctor to patients who have iron-deficiency anemia. As the name implies, this type of anemia is caused when red blood cells are fewer due to insufficient iron in the body. RBCs are essential to carry oxygen in the body and people can get the iron from food, like broccoli, lentils, eggs and meat. Iron deficiency leads to lower red blood cells. This deficiency is noticed in those who do not get enough iron from foods they eat. This iron replacement medicine- Revofer (Ferric Carboxymaltose) Injection can be given either by injection or infusion into a vein to increase RBC levels and reduce anemia symptoms, such as weakness and tiredness.