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Physostigmine vs. Pyridostigmine — What's the Difference?

Physostigmine vs. Pyridostigmine — What's the Difference?

Difference Between Physostigmine and Pyridostigmine

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Physostigmine

Physostigmine (also known as eserine from éséré, the West African name for the Calabar bean) is a highly toxic parasympathomimetic alkaloid, specifically, a reversible cholinesterase inhibitor. It occurs naturally in the Calabar bean and the Manchineel tree.
Dec 03, 2022

Pyridostigmine

Pyridostigmine is a medication used to treat myasthenia gravis and underactive bladder. It is also used together with atropine to end the effects of neuromuscular blocking medication of the non-depolarizing type.
Dec 03, 2022

Physostigmine

A crystalline alkaloid, C15H21N3O2, extracted from the Calabar bean, used in the form of its sulfate as a miotic and in the form of its salicylate as a cholinergic agent. Also called eserine.
Dec 03, 2022

Pyridostigmine

(pharmaceutical drug) A parasympathomimetic and reversible cholinesterase inhibitor, used to treat muscle weakness and to combat the effects of curariform drug toxicity.
Dec 03, 2022

Physostigmine

A parasympathomimetic, a reversible cholinesterase inhibitor alkaloid of the Calabar bean, used to treat certain medical conditions.
Dec 03, 2022
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Physostigmine

An alkaloid found in the Calabar bean (the seed of Physostigma venenosum), and extracted as a white, tasteless, substance, amorphous or crystalline; - formerly called eserine, with which it was regarded as identical.
Dec 03, 2022

Physostigmine

Used in treatment of Alzheimer's disease and glaucoma
Dec 03, 2022

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