What is psycho pharmacology?

It is the section of science that deals up with the interaction between the drug and the different body tissues of the body,either in human or animal.

phar�ma�col�o�gy (f�rm-kl-j)noun. 1. The science of drugs, including their composition, uses, and effects. 2. The characteristics or properties of a drug, especially those that make it medically effective from this website http://medical-dictionary.thefreedictionary.com/pharmacology
The branch of medicine concerned with the uses, effects, and modes of action of drugs.