Mercury Bichloride Solution (1:10,000): heat, and inhale steam, stopping at first sign of mercurial effect. In laryngeal phthisis: precede inhalation with cocaine spray (4 per cent. sol.).
Methacetin.
Methylene Blue.
Mineral Waters.
Morphine, with Starch or Bismuth: locally to larynx, and in laryngeal phthisis most useful.
Mustard Leaves: most useful to lessen pain and prevent spread of subacute intercurrent inflammation.
Myrtol.
Naphtol.
Nuclein.
Ol. Pini Sylvestris.