Hey !

Giving injection to any body comes under the vaccination study. And it is completely different from pharmaceutical studies. Any b.pharmacist before givjng injection to patients must be authorised to provide medications to patients to injections.

For more information about this , follow the given link:

https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3583776/&ved=2ahUKEwjfpMfx8J3jAhVLu48KHa-YD3AQFjABegQIDRAI&usg=AOvVaw1aArV8DZxpFE60VeAPhqNX

Hope it helps!