H2 refers to nerve cells in your body and brain which are able to receive Histamines. There are H1 and H2 receptors for Histamines, maybe others.
So, an H2 antagonist will prevent Histamines from being absorbed by the nerve cell receptor sites.
antagonist
If antagonist did not want to harm protagonist, he wouldn't be antagonist. His opposition to protagonist is what makes him antagonist.
Antagonist or villain.
Cory is the antagonist.
who is the antagonist in sounder
Bryce is the antagonist.
Antagonist
The main charachter is usually reffered to as the protagonist(or the good guy) and the person that he/she conflicts with is usually refered to as the antagonist(or the bad guy).
A character who is opposed or competes the main character. * is called the antagonist while the main character is called the protagonist,
who is the antagonist in the story crispin
curley is the antagonist
Antinous is an antagonist.