Insulin is only treatment for Type 1 Diabetic and most often required for type 2 Diabetics too as not adequate treated by medicine or during surgery, trauma or pregnancy or malignancy. But Insulin has to be injected either subcutaneous daily 1-3 times by person himself or by iv in icu by a doctor. Many drugs like Insulin specially those made of proteins, cannot be taken orally because they are broken down in the gastrointestinal tract before they can take effect.

According to the study published in the journal Nature Medicine. Scientists have designed an oral capsule which can deliver insulin and other drugs -- that usually have to be injected -- to the lining of the small intestine and release them for uptake into the bloodstream. "We are really pleased with the latest results of the new oral delivery device our lab members have developed with our collaborators, and we look forward to…