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.
There are instances
that when we are exposed to virus or bacteria, the antigen A in our body try to
fight but still we get sick, take some medication and we are then healed. Then,
another exposure to a new virus or bacteria, the antigen B reacts weakly for
our immune system do not recognized the foreign pathogen that invade the body
resulting to slight sore throat after visiting your sister at school.
Psychology is the study of brain and how it works and responds to different things.
Answer:
1, It most likely she will change. Everyone has their rough times.
2, A personality disorder affects the way you think, behave, and go on with your everyday life. A example is Borderline Personality Disorder.
Add-on:
i hope this helped at all.