Anesthetics: as a temporary remedy in severe cases.
Antimony: in asthmatic conditions in children 1/80 a grn. of tartar emetic every quarter of an hour.
Antispasmin.
Apomorphine: emetic, in asthma due to a peripheral blocking of the air-tubes.
Arsenic: in small doses in cases associated with bronchitis or simulating hay fever, or in the bronchitis of children, or in the dyspeptic asthma. Inhaled as cigarettes with caution.
Asafetida: as an expectorant where there is profuse discharge.
Aspidospermine.
Atropine.
Belladonna: internally in large doses to relieve paroxysm. It should only be administered during a paroxysm and then pushed.
Bitter-Almond Water.