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Medx

Tag: Intrinsic sympathomimetic activity

Explore our medication guides and pharmacology articles within this category.

What is the classification of oxprenolol?

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4 min read
Approximately 80% of an oxprenolol dose is bound to protein in the blood [1.2.2]. So, what is the classification of oxprenolol? It is a non-selective beta-adrenergic antagonist (beta-blocker) with a unique additional property: moderate intrinsic sympathomimetic activity (ISA) [1.2.1, 1.2.2].

What is an ISA drug?: Understanding Intrinsic Sympathomimetic Activity

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4 min read
Approximately half of the beta-blockers currently available possess a special property known as intrinsic sympathomimetic activity (ISA). So, what is an ISA drug? It is a type of medication that acts as both a weak stimulant (agonist) and an antagonist at beta-adrenergic receptors, offering a unique pharmacological profile compared to conventional beta-blockers.