胰岛素制剂通常是经注射进入体内的。然而长期以来即期望提供一种胰岛素制剂,可以通过口服进入体内,就此已进行了若干努力。例如,已提出通过与胰岛素的混合或与脏器或与含有一种有机酸或其盐的胰岛素脏器制剂相混合,或与制酸剂或与甲醛裂解物相混合或全部的或部份的这些成份相混合来制备口服使用的胰岛素。这样制备的混合物最好是胶囊、包衣丸或相类似的剂型,以防止胰岛素受到胃液 Insulin preparations are usually injected into the body. However, it has long been expected to provide an insulin preparation that can be orally administered into the body, and a number of efforts have been made in this regard. It has been proposed, for example, to be mixed with insulin or with visceral organs or with visceral visceral preparations containing an organic acid or salt thereof or with antacid or with formaldehyde lysate or in whole or in part These ingredients are combined to make the insulin for oral use. The mixture so prepared is preferably in the form of a capsule, coated pill or similar to prevent the insulin from being affected by gastric fluid