Pharmaceutical drug delivery is referred as transfer of drug into the patient’s body for the therapeutic effect (treatment). Drug delivery system is classified into two types such as conventional drug delivery system and novel drug delivery system. Conventional drug delivery system includes the most common methods of drug delivery through various routes such as oral (through mouth), topical (skin), and Transmucosal (nasal, buccal, sublingual, vaginal, rectal, and ocular). This system will ... Read more