The drug delivery system market was valued at US$ 1,243,111.7 million in 2018 and it is projected to reach US$ 2,302,227.2 million in 2027; it is expected to grow at a CAGR of 7.2% from 2019 to 2027. Drug delivery systems are medical devices used to inject drugs or chemicals into the body. Some of the drug delivery systems available in the market include, transmucosal, oral, pulmonary, injectable, topical, nasal, implantable, and ocular among others. Drug delivery systems are the technologies primarily used for the controlled or targeted delivery of various therapeutic agents to treat various diseases or improve the health of the patients.