1). Aconite- When asthma comes with restlessness, anxiety & fear. There is accompanying stress
2). Arsenic alb.- Great fear with desire for open air. Mental restlessness along with physical restlessness causing desires to change position from one position to other. This comes with craving for fresh air & thirst for small quantity at a time at a short interval.
3). Carbo veg.- Desire for open air with fanning desire person wants to be fant from a distance so that he can take fresh air inside its body.