Correct spelling for the English word "resaldol" is [ɹɪsˈaldɒl], [ɹɪsˈaldɒl], [ɹ_ɪ_s_ˈa_l_d_ɒ_l] (IPA phonetic alphabet).
An acetyl derivative of a condensation product of chlormethylsalicylic aldehyde and resorcin, a yellow powder insoluble in water; employed in tuberculous and catarrhal ulceration of the intestine in doses of gr. 10-30 (0.6-2.0).
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.