Correct spelling for the English word "tannocol" is [tˈanəkˌɒl], [tˈanəkˌɒl], [t_ˈa_n_ə_k_ˌɒ_l] (IPA phonetic alphabet).
Trade name of a compound of tannin and gelatin, employed in diarrhea in dose of gr. 15 (1.0).
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.