Trifer Chewable Tablet 15's are part of a group of drugs known as "haematinics," which are generally used to treat anaemia (deficiency of iron and haemoglobin). Poor nutrition, inadequate nutrient absorption, or excessive body folate utilisation are the main causes of its insufficiency (in pregnancy). Anaemia is a disorder when the body lacks enough red blood cells to provide the necessary oxygen to the body's various tissues. Disclaimer:For more information contact your physician.