Amyl Nitrite.
Aniline.
Antimony: in gradually increasing doses twice a day, to maintain nauseating effect.
Antipyrine.
Apomorphine.
Arsenic: useful sometimes; must be pushed till eyes red or sickness induced, then discontinued and then used again.
Belladonna.
Bismuth Valerianate.
Bromalin: agreeable sedative.
Bromo-hemol.