An Adrenergic antagonist is a pharmaceutical substance that acts to inhibit the action of the
It has the opposite effect as
More specifically, they can be divided into:
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Adrenergic — can refer to: * the adjective form of adrenaline (now generically termed epinephrine) * adrenergic agonist * adrenergic antagonist * adrenergic receptor * adrenergic drug … Wikipedia
α-adrenergic antagonist — alpha adrenergic blocking agent … Medical dictionary
β-adrenergic antagonist — beta adrenergic blocking agent … Medical dictionary
Adrenergic receptor — Epinephrine Norepinephrine The adrenergic receptors (or adrenoceptors) are a class of met … Wikipedia
Antagonist — In biochemistry, an antagonist acts against and blocks an action. For example, insulin lowers the level of glucose (sugar) in the blood, whereas another hormone called glucagon raises it; therefore, insulin and glucagon are antagonists. An… … Medical dictionary
Drugs acting on cholinergic and adrenergic receptors — ▪ Table Drugs acting on cholinergic and adrenergic receptors type of drug mechanism of action common use(s) Cholinergic atropine cholinergic antagonist during anesthesia, to dry up secretions, prevent cardiac slowing, and dilate bronchi; during… … Universalium
Receptor antagonist — This article is about the biochemistry term. For other uses, see Antagonist (disambiguation). Antagonists will block the binding of an agonist at a receptor molecule, inhibiting the signal produced by a receptor agonist coupling. A receptor… … Wikipedia
Nicotinic antagonist — A nicotinic antagonist is a type of anticholinergic that inhibits the action at nicotinic acetylcholine receptors. These compounds are mainly used for peripheral muscle paralysis in surgery, but some centrally acting compounds such as bupropion,… … Wikipedia
Histamine antagonist — A histamine antagonist, commonly referred to as antihistamine, is a pharmaceutical drug that inhibits action of histamine by blocking it from attaching to histamine receptors. Contents 1 Clinical effects 2 Clinical: H1 and H2 receptor antagonists … Wikipedia
H1 antagonist — An H1 antagonist is a histamine antagonist of the H1 receptor that serves to reduce or eliminate effects mediated by histamine, an endogenous chemical mediator released during allergic reactions. Agents where the main therapeutic effect is… … Wikipedia
