5.2 Drug Delivery System
5.2.1 Advantage of Nano-drug delivery system
By diagnosis, and for treatment, we need enhanced drug delivery system. Drug delivery system of these days is just eat and let it flow through the body. It is not good at efficiency. Because the digestive system sometimes digest and remove the drug before it reaches to the target.
For enhancing the efficiency of drug
1. The basis on which posterity will rank our civilization is the quality of our ideas. Our position among civilizations is determined by the _________.
① location of our civilization ② value of our thought
③ influence we have ④ rigidity of our thought
⑤ quantity of our thought
2. As you drive a car on a straight road where the sun is beating down, you may seem to see a shim
and recycled to extraction system because most of solvent is expensive.
2. 3. Compounding
PHB obtained in the extraction process as shape of powder. This powder is transformed into pellets in an extruder to make final product. At the same time, nucleating agents and plasticizers are added to improve processability or mechanical properties.
Figure . Extraction & Compounding Step