bronchodilator
"bronco-constrictor"
In medical terms, an agent usually refers to a medication. For instance, an antihypertensive agent reduces blood pressure.
pathogenAn agent of infection is a pathogen.
A cytotoxin is an agent that kills cells
An antipruritic is a medical agent which stops itching.
a rock
The phrase, The medical assistant acts as an agent of the physician means that the medical assistant takes the place of the physician and can treat the patient in the same manner as the physician can.
An antineoplastic agent is one that works against tumors. A tumor is also known in medical terms as a neoplasm.
A teratogen is an agent that causes birth defects.
antidepressant
An antimotility agent controls loose stools.
Antagonist is a process or agent that works against another.
Call and ask your medical provider. Your agent should have the answer.