isoetharine

isoetharine

 [i″so-eth´ah-rēn]
a sympathomimetic amine having more effect on the β2-adrenergic receptors of the bronchi and vascular smooth muscle than on the β1-adrenergic receptors of the heart; used as a bronchodilator in bronchial asthma and for relief of bronchospasm in chronic obstructive pulmonary disease.

isoetharine

/iso·eth·a·rine/ (-eth´ah-rēn) a β agonist, administered by inhalation in the form of the hydrochloride or mesylate salt as a bronchodilator.

isoetharine, isoetharine hydrochloride

isoetharine

a sympathomimetic amine having more effect on the β2-adrenergic receptors of the bronchi and vascular smooth muscle than the β1-adrenergic receptors of the heart; used as a bronchodilator in bronchial disease and for relief of bronchospasm in chronic obstructive pulmonary disease.
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Short-acting agents include albuterol, levalbuterol, and pirbuterol, although these agents at one time were considered longer acting in comparison with the ultrashort-acting catecholamines such as isoetharine.
Long acting beta agonists, is longer better?
Potential interfering substances such as isoproterenol, isoetharine, and labetalol were purchased from Sigma Aldrich, and 4-hydroxy-3-methoxymethamphetamine (HMMA) was from Lipomed.
Previous studies have reported interferences in plasma metanephrine LC-MS/MS assays arising from prescription medications isoproterenol, isoetharine, and labetalol and from illicit substances and metabolites 3, 4-methylenedioxy-A^-methylamphetamine, 3, 4methylenedioxyamphetamine, and HMMA (5, 6).
Multiple reaction monitoring with multistage fragmentation ([MRM.sup.3]) detection enhances selectivity for LC-MS/MS analysis of plasma free metanephrines
Evaluated compounds were acetaminophen, caffeine, cimetidine, diazepam, isoetharine, isoproterenol, labetalol, levodopa, 3-methoxytyramine, metachlopromide, metanephrine, methyldopa, normetanephrine, salsolenol, serotonin, and theophylline.
Analysis of catecholamines in urine by positive-ion electrospray tandem mass spectrometry
2] selective, producing bronchodilation with less cardiac stimulation than the older [beta]-adrenergic drugs (epinephrine, isoproterenol, isoetharine, mataproterenol).
Metered dose inhaler therapy for asthma, bronchitis, and emphysema

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