WebJan 1, 2024 · Phenylephrine hydrochloride is an α-1 adrenergic agonist drug that is used in ophthalmology mainly for its mydriatic effect. After topical application to the conjunctiva, phenylephrine acts directly on α-adrenergic receptors in the eye, producing contraction of the dilator muscle of the pupil and constriction of the arterioles in the conjunctiva. WebPhenylephrine is a selective α 1 -adrenergic receptor agonist which results in the constriction of both arteries and veins. [2] Phenylephrine was patented in 1927 and came into medical use in 1938. [4] It is available as a generic medication. [3] Unlike pseudoephedrine, abuse of phenylephrine is very uncommon. [5]
Phenyl group - Wikipedia
WebApr 8, 2024 · The phenyl group or phenyl ring is a cyclic group of atoms with the formula (C6H5) in organic chemistry. another object or combination. which can serve as a working group. Six carbon atoms are grouped in a hexagonal planar ring in phenyl groups, five of which are bound to separate hydrogen atoms. The last carbon atom is bound in place. WebGlucose challenge test: The glucose challenge test measures your body's response to sugar (glucose). The glucose challenge test is done during pregnancy to screen for gestational diabetes — diabetes that develops during pregnancy. ford tractors for sale machinery pete
Difference Between Phenol and Phenyl
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