Acid, Hydrocyanic: in cerebral vomiting, vomiting of phthisis and of acute disease of the stomach.
Acid, Sulphurous: if due to sarcinæ.
Acids: in acid eructations given immediately after food.
Aconite with Bismuth.
Alcohol: iced champagne in sea-sickness, etc. Hot brandy is also useful.
Alkalies: especially effervescing drinks.
Alum: in doses of five to ten grn. in phthisis when vomiting is brought on by cough.
Ammonium Carbonate.
Ammonio-Citrate of Iron: in the vomiting of anemia, especially of young women.
Amyl Nitrite.