Xamoterol is a
cardiac stimulant A cardiac stimulant is a substance which acts as a stimulant of the heart – e.g., via positive chronotropic or inotropic
An inotrope is an agent that alters the force or energy of muscular contractions. Negatively inotropic agents weaken the fo ...
. It works by binding to the
β1 adrenergic receptor. It is a 3rd generation adrenergic β receptor
partial agonist
In pharmacology, partial agonists are drugs that bind to and activate a given receptor, but have only partial efficacy at the receptor relative to a full agonist. They may also be considered ligands which display both agonistic and antagonistic e ...
. It provides cardiac stimulation at rest but it acts as a blocker during exercise.
References
Beta1-adrenergic agonists
Cardiac stimulants
Inotropic agents
4-Morpholinyl compunds
Phenol ethers
Phenols
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