Ferrous Fumarate Tablets contain a form of iron called ferrous fumarate.Iron is usually found in foods and is necessary for the normal development of red blood cells. A lack of iron affects the development of red blood cells and causes iron deficiency anaemia.Ferrous Fumarate Tablets are used to prevent or treat iron deficiency anaemia.Other examples of when you may require?Ferrous Fumarate Tablets:After donating bloodWhen having abnormally heavy or prolonged periodsDuring pregnancyAfter giving birth to a premature babyThis is a food supplement and should not be used as a substitute for a varied diet and healthy lifestyle.