Eumydrin
Historical document, translated for reference. It reflects medical knowledge of the 1920s–30s and is not medical advice.
Summary
Eumydrin is an atropine methyl nitrate compound used in ophthalmology to dilate the pupil. It is less toxic than atropine and can be administered orally for similar indications.
Encyclopedia entry (1928–1936)
Eumydrin, Eumydrin, atropine methyl nitrate, C]eH20O3(CH3N)2NO3; mol. wt. 366.22; white crystalline powder, easily soluble in alcohol and water, melting point 163°. By action it is similar to atropine, but significantly less toxic. Used in ophthalmic practice for pupil dilation in 1-5% solution. Under the influence of 1-2% solution of E. the pupil dilates within 15-25 minutes, reaching maximum dilation after 25-50 minutes; in this state it remains for about 12 hours, after which it begins to slowly constrict. Orally with the same indications as atropin, in doses of 0.001-0.0025.
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Cite this page
“Eumydrin.” Soviet Medical Encyclopedia. English translation of Bolshaya Meditsinskaya Entsiklopediya, 1st ed. (Moscow, 1928–1936), ed. N. A. Semashko. https://sovietmedicalencyclopedia.pages.dev/article/eumydrin/