He is most likely studying for pharmacotherapy since it is the study of medical treatment by means of drugs.
Pharmacokinetics studies hows the drugs move throughout the body. Both pharmacogenetics and pharacogenomics include the study of a person's genes.
(<240) in order to make a mark to the program directors or their clerks whom are reviewing their application. Passing with a low score is as good as failing as nobody will care about you unless you have connections which can help arrange for an interview in the program.