Well syringes deliver the medicine directly into the blood stream that was the first revolution in the field of medicine

But The ill effect is that healthy cells where mistook for pathogens and thus body chemical residue increased harming the internal organs

Thanks to Nano tech we have a solution to this issue this Nano capsule allows us to locate the target region and directly plunge medicine only on the affected region without harming healthy cells


The capsule has sights to hold sufficient medicine to directly attack the infection in our body and removes the pathogens much easier and effectively than age old tech

A nice read about them is available here
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