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1. Activated by or capable of releasing epinephrine or a similar substance, especially in the sympathetic nervous system: adrenergic receptors.
2. Having physiological effects similar to those of epinephrine: an adrenergic amine.

ad′re·ner′gi·cal·ly adv.


(Physiology) releasing or activated by adrenaline or an adrenaline-like substance
[C20: adrenaline + Greek ergon work]


(ˌæd rəˈnɜr dʒɪk)

1. resembling epinephrine in physiological effect: an adrenergic drug.
2. releasing epinephrine: adrenergic neurons.
3. activated by epinephrine or a similar substance: adrenergic receptor.
4. a drug or other agent having an epinephrinelike effect. Compare cholinergic.
[1930–35; adren- + -ergic]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.adrenergic - drug that has the effects of epinephrineadrenergic - drug that has the effects of epinephrine
phenylephrine - a powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion
phenylpropanolamine - an adrenergic drug used in many preparations to relieve allergic reactions or respiratory infections; "drugs containing phenylpropanolamine are being recalled"
pressor, vasoconstrictive, vasoconstrictor - any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure
Adj.1.adrenergic - relating to epinephrine (its release or action)
References in periodicals archive ?
Alpha-1 adrenergic agonists help improve the contractability of the internal urethral sphincter and increase the urethral resistance.
7-9] The stable haemodynamics and the decreased oxygen demand due to enhanced sympathoadrenal activity make alpha-2 adrenergic agonists as very useful pharmacologic agents.
In clinical researches performed to investigate the activity between beta adrenergic agonists as tocolytic agents, it was found that IP is more active compared to ritodrine and isoproterenol.
Historically, the first step in characterizing adrenergic agonists was to separate [alpha]-AR from [beta]-AR (Sillence et al.
Although various combinations of opioids, [alpha]-2 adrenergic agonists, and dissociative agents have been used in ratites, few effective chemical immobilization protocols have been documented for rheas (Rhea species).
In 2003, a meta-analysis of 23 clinical trials comprising 3,395 patients concluded that the use of alpha-2 adrenergic agonists reduced mortality and myocardial infarction during and after cardiovascular surgery; additionally, lower rates of ischemia were also found, probably accounting for lower mortality rates (39).
The alpha 2 adrenergic agonists clonidine and guanfacine were developed 30 years ago to treat hypertension, but have been used off-label to treat Tourette's syndrome, developmental disorders, substance abuse, and ADHD.
The authors also offer recommendations for safe practice in obstetrics in light of the teratogenic risk posed by beta 2 adrenergic agonists.
Gardenhire, 2008) A warning label included in the package insert for Advair contains a warning that long-acting beta 2 adrenergic agonists, salmeterol can increase the risk of an asthma-related death.
Bronchodilator inhalers, therefore, are either beta-2 adrenergic agonists or anti-cholinergic medications (Skrepnek & Skrepnek, 2004).
Determination of adrenergic agonists from extracts and herbal products of Citrus aurantium L.
2]- ADRENERGIC AGONISTS Drug Dosage Cost/Day salmeterol 42 [micro]g $2.