Correct spelling for the English word "asaprol" is [ɐsˈe͡ɪpɹɒl], [ɐsˈeɪpɹɒl], [ɐ_s_ˈeɪ_p_ɹ_ɒ_l] (IPA phonetic alphabet).
Abrastol, betanaphthol-alphamonosulphonate; a slightly reddish, odorless, bitterish, soluble powder, employed as an antiseptic (ntipyretic, and analgesic, in doses of gr. 8-15 so. 5-1.0).
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.