Traditional empty hard gelatin capsules can be disintegrated and released in ten minutes in gastric acid. Because some contents are irritating to the stomach or unstable acids again, or it is necessary to bring into play the therapeutic effect through the entire disintegration, it is correct to select the entire soluble empty gelatin capsules to deliver the contents to the ideal area, called delivery targeting to guarantee the therapeutic effect.

In general, the administration of intestinal positioning can improve the effect of the drug and reduce the dose and can prevent the degradation of some medications, while reducing adverse reactions.