Aconite: in catarrhal croup.
Alum: teaspoonful with honey or syrup every 1/4 or 1/2 hour until vomiting is induced; most useful emetic.
Antispasmin.
Apocodeine.
Apomorphine: as an emetic; may cause severe depression.
Aspidospermine.
Calomel: large doses, to allay spasm and check formation of false membrane.
Chloral Hydrate.
Copper Sulphate: 1 to 5 grn., according to age of child, until vomiting is induced.
Creolin Vapors.