Tinctures

Tinctures ,according to I.P,are defined as alcoholic or hydroalcoholic solutions ,in comparatively dilute proportions,the active principals of vegetable or animals drug.........internally tinctures are used as cardiotonics(eg.digitalis tinctures),anticholinergics(belladona tinctures),as parasympatholytics(e.g.datura tinctures),and as emetics(e.g ipecacuanha tincture)