Bangladesh Journal of Pharmacology (Bangladesh J Pharmacol) is an open access, video component, peer-reviewed journal of the Bangladesh Pharmacological Society (BDPS).A scholarly publication is defined 'open access' when there are no financial, legal or technical barriers to accessing it. Anyone can read, download, copy, distribute, print or use it in educational purpose within the legal agreements.Peer review of a manuscript means the evaluation of research work by one or more people with similar competences. It can be open or blind. We do the single-blind peer review.Our readers want to know the methodology used by the researchers which is very important to get the results. The video clip of one of the methodologies is prepared by the authors and submit it to publish.