Wiktionary
salvarsan
n. (context medicine English) An organoarsenic compound that was once used in the treatment of syphilis
Usage examples of "salvarsan".
He dictated hundreds of enthusiastic letters to Martha Marquardt, he read thousands of letters from every corner of the world, he kept records, careful records they were too, of every one of the sixty-five thousand doses of salvarsan injected in the year 1910.