1Assistant Professor, Department of Pharmaceutics, Mata Gujri College of Pharmacy, Mata Gujri University, Kishanganj, Bihar - 855107, India
2Assistant Professor, Divine College of Pharmacy, Near Jamapur Bazar, Pathardei, Ziradei, Bihar-841245, India
3Professor, Department of Pharmaceutical Chemistry, BCDA College of Pharmacy and Technology, Hridaypur, Kolkata, 700127, India
4Assistant Professor, HOD of Department of Pharmaceutical Technology, University of North Bengal, Raja Rammohun, Darjeeling, 734013, India
5Professor, Department of Pharmacology, Mata Gujri College of Pharmacy, Mata Gujri University, Kishanganj, Bihar - 855107, India
6Professor, Department of Pharmacognosy, Mata Gujri College of Pharmacy, Mata Gujri University, Kishanganj, Bihar - 855107, India
7Professor Principal, Department of Pharmacognosy, Mata Gujri College of Pharmacy, Mata Gujri University, Kishanganj, Bihar - 855107, India
*Corresponding Author E-mail: tanmayjit.mgcop@gmail.com
Online published on 17 April, 2025.
Microspheres are free-flowing, spherical particles made of synthetic polymers or proteins with an average size between 1 and 50 microns. A controlled drug delivery system that improves a medicine's therapeutic effectiveness can help solve some of the issues. One such method is the use of microspheres as medication carriers. Drugs are delivered specifically to the target place and their concentration is maintained there without side effects. It will take centre stage in cutting-edge medication delivery. Using microspheres, medications may be directed to certain bodily locations. A drug's degree of targeting can be determined by localizing it to a particular section of the body, such as the lungs, a certain cell type, such as Kupffer cells, or even intracellular structures, such as lysosomes or cell nuclei. The microspheres' medicinal effect is determined by the speed at which the medication releases from them. The chemical makeup of the polymer and the medication, the polymer's resistance to degradation, the microspheres' surface area and porosity, and their combined interactions all influence release. Depending on the microencapsulation technique used, the interior structure of the microspheres might change. Diffusion of the drug through a polymeric excipient and diffusion of the drug contained inside the pores of the polymeric microspheres allow for controlled drug release from the microspheres.
Microspheres, Target site, Controlled release, Novel drug delivery, Therapeutic efficacy, Novel drug delivery, Diffusion, Microencapsulation
