Now, by way of rider to this, with some months’ additional experience to guide us the more surely through the labyrinths of this intricate vital matter, although we feel confirmed in still adhering to our general non‐bleeding practice, we would simply add, that we are not prepared to cast out altogether our phleams from the influenza stable; since we have in a very few cases—and only in a very few—ventured to make cautious use of them at a time when our patient was suffering from disease of chest which had refused to give way to other measures.
Source: wiktionary