Encicarb 1K Injection Encicarb 1K Injection contains Ferric Carboxymaltose, an intravenous iron replacement medicine used for the treatment of iron deficiency anemia when oral iron supplements are ineffective, not tolerated, or when rapid iron replenishment is required. It helps restore iron stores in the body, promoting the production of healthy red blood cells and improving symptoms such as fatigue, weakness, and shortness of breath associated with iron deficiency.