|Pharmacology of a drug can be studied under two subheadings i.e, pharmacokinetics and pharmacodynamics. Pharmacokinetics which deals with study of absorption, distribution, metabolization and excretion which can be briefly described as the study of what the body does to a drug. The two phases metabolism and excretion can be grouped together under the title elimination. The top journals are peer reviewed scholarly journals. These provide high quality, meticulously reviewed and rapid publication, to cater the insistent need of scientific community. These journals are indexed with all their citations noted. The top open access journals are indexed in MEDLINE, PUBMED, SCOPUS, COPERNICUS, CAS, EBSCO and ISI.