|Pharmacodynamics is the branch of pharmacology that deals with the biochemical and physiological effects of the drugs on the body. In simple words it is defined as the branch that studies what a drug does to the body when it is being administered into the system. These drugs affect the body either by mimicking normal biochemical and or physiological processes or inhibiting those vital processes. These drugs perform their function through its mode of actions like stimulating, depressing, blocking, stabilizing, replacing, etc. Also, they may act as direct independent entities that can cause beneficial chemical reactions as free radical scavenging or harmful chemical reactions like cytotoxicity, irritation, etc. The desired activity of a drug is measured by its successful targeting to structures like cell membrane, ligands, receptors, proteins, ion channels, etc. On the other hand the undesirable effects of a drug include increasing the probability of cell mutations, interactions that are additive or multiplicative, or induced physiological damage or chronic conditions. Scholarly journal is a peer-reviewed journal in which scholarship relating to a particular academic discipline is published. Scholarly journals serve as forums for the introduction and presentation for scrutiny of new research, and the critique of existing research. Content typically takes the form of articles presenting original research, review articles, and book reviews.The term Scholarly journal applies to scholarly publications in all fields; this article discusses the aspects common to all academic field journals.